Understanding how erections work is key for a healthy sex life. This guide will cover the penis’s anatomy and how it functions. We’ll look at the different types of erections and the main reasons for erectile dysfunction (ED). You’ll also learn about the treatments available, helping you manage your sexual health.
Table Of Contents:
- Key Takeaways
- What is an Erection?
- Types of Erections
- Erectile Dysfunction and Causes
- Medications for Erection Problems
- Erection Duration and Maintaining an Erection
- The Physiology of Erections
- Erection and the Aging Process
- Psychological and Emotional Factors
- Lifestyle Factors for Healthy Erections
- Priapism: Erections Lasting Too Long
- Erection Size and Average Measurements
- The Importance of Erections
- Erection and Hormones
- Erection after Surgeries
- Conclusion
- FAQ
- Source Links
- Health DISCLAIMER
Key Takeaways
- Erection is a complex process involving the penis, brain, and nerves.
- About 1 in 5 men deal with erectile dysfunction, a common issue.
- Many things can cause ED, like age, health problems, lifestyle, and mental health.
- There are many ways to treat ED, including pills, injections, vacuum devices, and surgery.
- Keeping a healthy lifestyle and managing health issues can help prevent and treat ED.
What is an Erection?
An erection is a natural response that makes the penis hard, big, and stand up. This happens when more blood flows to the penis. The blood fills the sponge-like parts in the penis, making it swell and stiffen.
The penis has three main parts: the corpora cavernosa on the sides and the corpus spongiosum around the urethra. When an erection happens, these blood vessels get bigger. This lets more blood in and gets trapped, making the penis hard and big.
Erections can happen at any time, even when you’re a baby. They get more common when you’re a teenager. Spontaneous erections are common during this time but less so as you get older. You might also get erections when you’re sleeping or when you wake up, known as “morning wood.”
After you orgasm, erections go away, and the penis becomes soft again.
Getting an erection is a complex process involving many things like biology, feelings, and thoughts. Knowing how it works is important for your sexual health. It helps you understand issues like erectile dysfunction or priapism.
“An erection is the hard, enlarged, and elevated state of the penis, which occurs due to an increase in blood flow to the organ.”
| Key Erection Facts | Statistics |
|---|---|
| Erectile Dysfunction (ED) Prevalence | Roughly 1 in 3 men and people assigned male at birth experience ED at some point. |
| Priapism (Erection Lasting Over 4 Hours) | Priapism is considered a medical emergency. |
| Average Ejaculation Sperm Count | Up to 300,000,000 sperm cells per ejaculation. |
| Premature Ejaculation Prevalence | Roughly 1 in 3 men and individuals assigned male at birth experience it at some point. |
Types of Erections
It’s important for men to know about the different kinds of erections. There are three main types: reflexogenic, psychogenic, and nocturnal.
Reflexogenic Erections
Reflexogenic erections happen when the genitals are touched, like during sex. They are controlled by the spinal cord’s reflex arc. This arc reacts to touch and other feelings from the genitals.
Psychogenic Erections
Psychogenic erections come from thoughts or feelings, like daydreams or hearing something sexy. The brain’s limbic system handles these thoughts and feelings. It makes the erections happen.
Nocturnal Erections
Nocturnal erections, also called “morning wood,” occur while sleeping, especially in deep sleep. They are a normal body response. They don’t need sexual thoughts or stimulation.
These erections can mix and match, based on the person and the situation. Knowing about them helps men manage their sexual health better. It helps them deal with any issues or worries.
“Erections are a complex physiological process, involving the interplay of various systems in the body. Recognizing the different types of erections can provide valuable insights into overall sexual health and function.”
Learning about the types of erections helps men understand their sexual health better. It also helps them get help if they have erectile dysfunction or other issues.
Erectile Dysfunction and Causes
Erectile dysfunction (ED) is a common issue that affects many men worldwide. It means you can’t get or keep an erection hard enough for sex. Many things can cause ED, like health problems, lifestyle choices, and mental health.
Vascular disease is a big cause of ED. It happens when blood flow to the penis is blocked. This can come from heart disease, high cholesterol, and high blood pressure. Neurological disorders like multiple sclerosis or spinal cord injuries can also affect nerves needed for an erection.
Psychological factors play a big role too. Stress, anxiety, depression, and relationship issues can hurt your sex life. Some medications, like those for blood pressure, depression, or cancer, can also cause ED.
The good news is ED can be treated. Doctors can help men find the right treatment, from pills to implants. The key is to figure out the cause and work with your doctor to find the best solution.
| Preferred Treatment Options for ED | Response Rates | Side Effects |
|---|---|---|
|
|
|
Even though ED can be tough to talk about, it’s important to know you’re not alone. There are treatments out there. By finding and treating the cause, many men can improve their ED and feel better about their sex life.
Medications for Erection Problems
There are many medications to help men with erection issues. Oral drugs like sildenafil (Viagra), vardenafil (Levitra), and tadalafil (Cialis) are often prescribed. These drugs stop an enzyme that can block erections.
For low testosterone, testosterone therapy might be suggested. Penile injections and vacuum devices are also options for those who don’t like pills or need other treatments.
These treatments can work but may have side effects. Oral ED drugs might cause flushing, headaches, or upset stomach. Rarely, serious issues like hearing or vision loss, and priapism can happen.
Before trying any treatment, talk to a doctor. They can figure out why you have the problem and suggest the best treatment for you.
| Medication | Duration of Action | Effectiveness |
|---|---|---|
| Sildenafil (Viagra) | 4-5 hours | Effective for mild to moderate ED |
| Vardenafil (Levitra) | 4-5 hours | Effective for mild to moderate ED |
| Tadalafil (Cialis) | Up to 36 hours | Effective for mild to moderate ED |
| Avanafil (Stendra) | 4-5 hours | Effective for mild to moderate ED |
Remember, these medications can help, but talk to a doctor first. They can find out why you have the problem and recommend the best treatment for you.
“About 80% of people who take pills like Avanafil, Sildenafil, Tadalafil, and Vardenafil for erectile dysfunction find them effective.”
Erection Duration and Maintaining an Erection
Many men worry about keeping an erection. The time an erection lasts can vary from a few minutes to hours. Knowing what affects it and how to keep it up can make sex better.
Many things can change how long an erection lasts. Your age, health, medicines, stress, and drinking can all play a part. Up to 30 million American men have erectile dysfunction (ED), making it hard to keep an erection.
To keep an erection healthy, fix any health problems and live well. Exercise, eating right, and managing stress help. Talking with your partner and dealing with feelings can also make things better.
| Factors Affecting Erection Duration | Tips for Maintaining an Erection |
|---|---|
|
|
Understanding what affects erections and how to keep them up can make sex better. Men can improve their sexual health and have more fulfilling experiences.
“Maintaining a healthy erection is essential for a fulfilling intimate life. With the right approach and support, many men can overcome erection challenges and achieve their desired goals.”
The Physiology of Erections
Getting an erection is a complex process involving the nervous, circulatory, and penis structures. When the brain gets sexual signals, it tells muscles in the corpora cavernosa to relax. This lets blood flow into the penis, making it swell and expand.
Nitric oxide plays a key role in this process. It makes blood vessels wider, which increases blood flow and helps the erection. The tunica albuginea, a strong membrane, keeps the blood in the penis, keeping the erection up.
The details of penis anatomy and erection physiology are amazing. The corpus spongiosum helps spread blood flow and keeps the erection steady. This balance of blood flow, muscle relaxation, and tissue growth leads to a strong, satisfying erection.
Learning about physiology of erections is not just interesting. It helps us find solutions for erectile dysfunction. By understanding how different systems work together, we can find treatments for men to have healthy, satisfying erections.
“The penis is a marvel of engineering, and the process of erection is a testament to the incredible adaptability and resilience of the human body.”
In summary, erections are a mix of neurology, vascular biology, and precise anatomy. By looking into this process, we learn more about the male reproductive system. This helps us find ways to fix any problems that might happen.
Erection and the Aging Process
As we get older, getting and keeping erections can change a lot. Up to 70% of men over 70 have erectile dysfunction, or ED. This happens because of less blood flow, hormone changes, and health issues like heart disease and diabetes.
Starting in our late 20s, testosterone levels might go down, which can lower sexual desire and function. The body also makes more SHBG, which can reduce free testosterone. As we age, the nerves in the penis get less sensitive, making erections harder to get and keep.
About 40% of people with penises have ED by age 40, and nearly 70% by age 70. By 40, 5% of men have complete ED, rising to 15% by 70.
Health issues can also affect erections as we age. For example, 73% of men with belly fat have ED, and 69% with sleep apnea do too. Staying healthy, managing diabetes and high blood pressure, can help keep sexual function good.
| Age | Prevalence of Erectile Dysfunction |
|---|---|
| 40 years old | 40% |
| 70 years old | 70% |
| 40 years old (complete ED) | 5% |
| 70 years old (complete ED) | 15% |
There are ways to help with age-related erection problems. Medicines like Viagra, injections, and testosterone therapy can help. Staying at a healthy weight, exercising, and managing health issues like diabetes can also help keep sexual function good.
“Testosterone therapy can be beneficial for those with chronically low testosterone levels, with a possible synergy between testosterone and ED medication.”
In conclusion, aging can affect our erections, but we can take steps to keep our sexual health. By understanding what causes these problems and looking into treatments, men can stay confident and enjoy a fulfilling intimate life.
Psychological and Emotional Factors
Getting and keeping an erection isn’t just about the body. Stress, depression, and performance anxiety can affect a man’s ability to get an erection. These mental health issues can make it hard for the brain to send the right signals to the penis, leading to erectile dysfunction (ED).
Relationship issues and a lack of desire can also cause erection problems. If a man is going through tough times in his relationship or feels distant from his partner, it can make it hard to get an erection. This is because his mind is preoccupied with other things.
It’s key to tackle these psychological and emotional factors to get better at sex. Things like counseling, managing stress, and talking openly with your partner can help. These steps can remove the mental and emotional blocks that cause ED.
Did you know that about 40% of ED cases are psychogenic? This means they’re mainly caused by mental health issues. This is especially true for younger men, as many cases of psychogenic ED happen to them.
“Psychological therapy options mentioned in the reviews included psychotherapy, cognitive-behavioral sexual therapy, and psychosexual counseling.”
Understanding how psychological and emotional factors affect erections helps men take action. They can work on the underlying issues to better their sexual health and overall well-being.
Lifestyle Factors for Healthy Erections
Keeping a healthy lifestyle is key to supporting erections. By choosing wisely in our daily routines, we boost blood flow and heart health. These are vital for strong erections.
Eating right is a great start. A diet full of fruits, veggies, whole grains, and lean meats helps a lot. Studies show eating less red meat and fewer carbs can lower the risk of erectile issues. Plus, regular exercise, like walking, running, swimming, or biking, helps the heart work better. This is important for erections.
Keeping a healthy weight is also crucial. Being overweight can lead to health problems, including sexual issues. Research finds losing weight through lifestyle changes can really help men with erectile problems.
It’s important to limit alcohol and tobacco use too. Drinking in moderation might help, but too much can hurt erections. Smoking harms blood vessels and lowers nitric oxide levels, which is key for erections.
Lastly, managing health conditions like diabetes or high blood pressure helps with erections. A healthy lifestyle and taking care of these conditions support your sexual health.
| Lifestyle Factor | Impact on Erections |
|---|---|
| Diet | A healthy diet low in red meat and refined carbs can decrease the risk of erectile dysfunction. |
| Exercise | Aerobic activities like walking, running, and swimming can enhance circulatory function for stronger erections. |
| Weight Management | Lifestyle interventions focused on weight loss have shown significant improvements in erectile dysfunction. |
| Alcohol Consumption | Moderate drinking may have a beneficial effect, but heavy alcohol use can negatively impact erectile function. |
| Smoking | Smoking can damage blood vessels and reduce the effectiveness of nitric oxide, crucial for healthy erections. |
| Chronic Conditions | Managing underlying health issues like diabetes and high blood pressure can contribute to better erection health. |
“Prioritizing a healthy lifestyle is key to supporting robust and reliable erections. By making mindful choices in our daily lives, we can improve our overall sexual well-being.”
Priapism: Erections Lasting Too Long
Priapism is a medical condition that can be quite concerning for men. It’s characterized by an erection that lasts for more than four hours and is not related to sexual stimulation. This prolonged erection is a serious issue that requires prompt medical attention to prevent permanent damage to the penis.
The causes of priapism can vary, but some of the most common include sickle cell disease, certain medications used to treat erectile dysfunction, and even recreational drug use. In some cases, priapism can also be caused by neurological disorders or physical trauma to the penis.
If you experience an erection that lasts for more than four hours, it’s crucial to seek medical help immediately. Delaying treatment can lead to long-term complications, such as erectile dysfunction. The sooner you receive treatment, the better the chances of restoring normal blood flow and preventing permanent damage.
Treatment options for priapism may include medications to facilitate blood flow out of the penis, as well as the use of a needle and syringe to release the trapped blood. In some cases, surgery may be necessary to restore normal function.
Recurrent episodes of priapism can be especially troubling, as they can increase the risk of erectile dysfunction and potentially impact mental health, sexual function, and intimate relationships. It’s important to work closely with your healthcare provider to manage the underlying condition and prevent future episodes.
“Priapism is a medical emergency that requires immediate attention to prevent permanent damage to the penis.”
If you or someone you know is experiencing a prolonged erection, don’t hesitate to seek medical help. With prompt treatment, the risk of long-term complications can be greatly reduced, and normal erectile function can be restored.
Erection Size and Average Measurements
The average length of an erect penis is about 5.1 to 5.5 inches, studies show. But, the size of an erect penis doesn’t always match its size when soft. Things like genetics, age, and body weight can change penis size.
On average, a soft penis is around 3.6 inches long, and erect, it’s about 5.1 inches. A penis of 6.3 inches when erect is in the top 5%, meaning only a few have a longer one. At the other end, a 3.94 inches erect penis is in the bottom 5%, meaning only a few have a shorter one.
Many people think their penis is smaller than average, but most are actually in the normal range. Most partners prefer average-sized penises. And, most men who want a bigger penis already have one close to average.
| Measurement | Average Size |
|---|---|
| Flaccid Penis Length | 3.61 inches (9.16 cm) |
| Flaccid Stretched Penis Length | 5.21 inches (13.24 cm) |
| Erect Penis Length | 5.17 inches (13.12 cm) |
| Flaccid Penis Girth | 3.67 inches (9.31 cm) |
| Erect Penis Girth | 4.59 inches (11.66 cm) |
Don’t let the size of your erect penis define your worth. Being confident and happy with your sex life is more important than size.
“Research suggests that penises in the average range are desired by most partners, and most individuals with penises who wish for a larger penis already have an average-sized one.”
There are many ways to try to make your penis bigger, but most don’t work well or last long. Surgery is the only way to make it bigger for good. It’s important to have realistic goals and focus on what really makes sex good.
The Importance of Erections
Erections are key to male sexual health, playing a big role in both physical and emotional health. Being able to get and keep erections is vital for sex, boosts self-confidence, and helps in relationships. It also makes life better overall.
Recent studies show that men who had sex less than once a week were more likely to have erectile dysfunction (ED). This five-year study followed 989 men in their 50s, 60s, and 70s. It found that not having sex often is linked to ED, but it’s not clear if it causes it. On the other hand, having sex more often might protect against ED.
Many men face erectile dysfunction, affecting almost half at some point. It can be due to stress, depression, or physical issues like heart disease or hormonal changes. Fixing erection problems, through lifestyle changes or medical help, can boost a man’s sexual and overall health.
The mind plays a big part in getting erections. Stress, depression, anxiety, and relationship issues can lead to ED. Distraction, negative thoughts, unrealistic expectations can also hurt sexual performance. Knowing how the mind affects erections helps men get better treatment and improve their sexual health.
| Statistic | Findings |
|---|---|
| Erectile Dysfunction in Men Under 40 | 29% experience erectile dysfunction |
| Erectile Dysfunction in Men Over 40 | 46% experience erectile dysfunction |
| Spontaneous Erections During Sleep | Every man has several erections each night while sleeping |
| Relationship Between Frequency of Sex and ED | Men who had sex less than once a week were twice as likely to develop ED |
Erections are vital for sexual health and emotional well-being. They also help in building closer relationships. By understanding erections and tackling any problems, men can better their lives and sexual health.
“Erectile dysfunction has shifted focus over the past 50 years from a mental to a physical perspective. Many men resolve ED by addressing mental components.”
Erection and Hormones
Hormones, especially testosterone, are key to getting and keeping an erection. Testosterone helps the male reproductive system work right, including the penis. If testosterone levels are off, it can lead to erectile dysfunction. Sometimes, testosterone therapy is suggested to fix hormonal imbalances and boost sexual function.
Research shows that erectile dysfunction affects about 30 million men in the U.S. 12 percent of men under 60 face this issue, and about 30 percent are over 70. Also, 40% of men over 45 lack enough testosterone, and 1-2% of older men have primary testosterone deficiency.
Hormonal imbalances can really affect a man’s ability to get and keep an erection. For example, diabetic men are more likely to have erectile dysfunction, with a 2-3 times higher risk than healthy men. This is because high sugar levels can harm nerves and blood vessels, affecting 50% of diabetic men.
Also, cortisol increases with age after 40, and high cortisol can mess with hormone balance and lower testosterone. By 80, men’s testosterone levels drop to just 30% of what they were in younger years. Being overweight, stressed, or having certain health issues can also lead to hormonal imbalance and erectile dysfunction.
It’s important to understand how hormones and erections are linked for men facing sexual health issues. Fixing hormonal problems, like with testosterone therapy, can help improve erectile function and overall sexual health.
“Hormonal imbalances can have a significant impact on a man’s ability to achieve and maintain an erection.”
Erection after Surgeries
Some surgeries, like those for the prostate, bladder, or penis, can affect a man’s ability to get and keep erections. This happens when the surgery damages the nerves or blood vessels needed for erections. It’s key for men to talk about how this might affect them with their doctor before and after surgery.
Prostate cancer treatment, especially radical prostatectomy, can really impact a man’s ability to get erections. Most men will have trouble with erections right after treatment, but most get better within a year. About 40-50% of men who have a nerve-sparing prostatectomy get back to how they were before surgery within a year. And 30-60% do so after two years, depending on the skill of the surgeon and how much nerve was saved.
Radiation therapy for prostate cancer can also make it harder to get erections. About 25-50% of men after brachytherapy have trouble with erections, and nearly 50% do after external beam radiation. Sadly, few men get better after two to three years, and some might get worse over time.
Men who have had penile or genital surgeries, like for a hernia or vasectomy, may also face issues with erections. There are treatments like vacuum devices, oral meds for ED, and even penile implants that can help. It’s crucial to talk to a healthcare provider to understand the risks and options for keeping erections healthy after surgery.
| Treatment Option | Success Rate | Considerations |
|---|---|---|
| Oral Medications for Erectile Dysfunction | 75% success rate for men who underwent nerve-sparing prostatectomy or precise radiation therapy | Take an average of one hour to work, with effects lasting 8-36 hours |
| Vacuum Constriction Devices | 80% success rate in creating erections mechanically | Light bruising on the penis is a common side effect, typically resolving within a few days |
| Penile Implants | 100% effective, with 70% of men remaining satisfied after 10 years | Surgery duration can range from 30 to 60 minutes for malleable implants, and one to two hours for inflatable implants, with a recovery time of 4-6 weeks |
Things like how well erections were before surgery, age, health conditions, lifestyle, and medicines can affect erections after surgery. Men should work closely with their healthcare providers to find the best way to keep or get back their erections after surgery.
Conclusion
This guide has taken a deep dive into the science of erections. We’ve looked at the anatomy, physiology, and what affects a man’s sexual function. We’ve covered everything from the different types of erections to common issues like erectile dysfunction.
Keeping erections healthy is key for a man’s overall health. It affects not just sexual performance but also shows how well you’re doing physically and mentally. By knowing what affects erections, like lifestyle, hormones, and aging, you can improve your sexual health and life quality.
If you’re worried about your erections, talk to a trusted healthcare provider. They can give you advice, suggest treatments, and help you find the right resources. Remember, dealing with erection issues shows you care about your health, not weakness. With the right support and knowledge, we can help you manage the science of erections for a better life.
FAQ
What is an erection?
An erection is when the penis gets hard and stands up. This happens when more blood flows to the penis. This blood fills the penis, making it swell and stiff.
What are the different types of erections?
There are three main kinds of erections. Reflexogenic erections happen from touching the genitals. Psychogenic erections come from thoughts or feelings. Nocturnal erections occur while sleeping.
What is erectile dysfunction?
Erectile dysfunction (ED) means you can’t get or keep an erection for sex. Many things can cause it, like heart diseases, brain problems, and some medicines.
What medications are used to treat erection problems?
Doctors might prescribe pills like Viagra, Levitra, or Cialis for ED. These pills stop an enzyme that can stop an erection. For low testosterone causing ED, hormone therapy might be needed. Other treatments include shots or devices to help erections.
How long can an erection last?
Erections can last from a few minutes to hours. The length depends on age, medicines, stress, and alcohol. Keeping healthy and managing stress helps keep erections lasting longer.
How does the physiology of an erection work?
Getting an erection is a complex process. It involves the brain, blood flow, and penis structure. When the brain sends signals, the penis muscles relax, letting blood in. This makes the penis swell and stiffen.
How does age affect erections?
Aging can make erections harder to get and keep. By age 70, up to 70% of men have ED. This is due to less blood flow, hormone changes, and health issues.
How do psychological and emotional factors impact erections?
Your mind and feelings can affect your erections. Stress, depression, and anxiety can stop the brain from sending the right signals. Relationship problems and low desire can also cause erection issues.
What lifestyle factors can support healthy erections?
A healthy life helps with erections. Eating right, exercising, and keeping a healthy weight improve blood flow and heart health. Avoiding alcohol and tobacco and managing health issues also helps.
What is priapism?
Priapism is an erection lasting over four hours without sex. It’s an emergency needing quick treatment to avoid penis damage. It can be caused by sickle cell disease, some medicines, or brain disorders.
What is the average size of an erect penis?
Erect penises average about 5.1 inches long. But, erect size doesn’t always match flaccid size. Penis size varies widely.
Source Links
- THE SCIENCE AND PRACTICE OF ERECTION PHYSIOLOGY: STORY OF A REVOLUTIONARY GASEOUS MOLECULE – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6735973/
- A Visual Guide to Erectile Dysfunction – https://www.webmd.com/erectile-dysfunction/ss/erectile-dysfunction
- Erectile Dysfunction – https://www.ucsfhealth.org/conditions/erectile-dysfunction
- How the Penis Works – https://www.webmd.com/erectile-dysfunction/how-an-erection-occurs
- What Are Erections, Ejaculations & Wet Dreams? – https://www.plannedparenthood.org/learn/teens/puberty/whats-deal-erections-ejaculation-and-wet-dreams?
- How Does an Erection Occur? – https://www.coloplastmenshealth.com/erectile-dysfunction/how-does-an-erection-occur/
- Getting an Erection – https://my.clevelandclinic.org/health/articles/10036-erection
- Physiology of Penile Erection and Pathophysiology of Erectile Dysfunction – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1351051/
- Erection Explained: The Proper Definition – https://healthmatch.io/erectile-dysfunction/erection-definition
- Erectile Dysfunction (ED): Symptoms, Diagnosis & Treatment – https://www.urologyhealth.org/urology-a-z/e/erectile-dysfunction-(ed)
- Erectile dysfunction – Symptoms and causes – https://www.mayoclinic.org/diseases-conditions/erectile-dysfunction/symptoms-causes/syc-20355776
- Erectile Dysfunction – https://www.hopkinsmedicine.org/health/conditions-and-diseases/erectile-dysfunction
- What to know about oral meds for erectile dysfunction – https://www.mayoclinic.org/diseases-conditions/erectile-dysfunction/in-depth/erectile-dysfunction/art-20047821
- Erectile dysfunction – Diagnosis and treatment – Mayo Clinic – https://www.mayoclinic.org/diseases-conditions/erectile-dysfunction/diagnosis-treatment/drc-20355782
- Erectile Dysfunction Treatment – https://www.webmd.com/erectile-dysfunction/erectile-dysfunction-treatment
- How do erections work, and how long should they last? – https://www.medicalnewstoday.com/articles/how-long-can-the-average-man-stay-erect
- Erection problems: MedlinePlus Medical Encyclopedia – https://medlineplus.gov/ency/article/007617.htm
- How Long Can the Average Man Stay Erect? | Ro – https://ro.co/erectile-dysfunction/how-long-erections-last/
- The Physiological Process of Penile Erection Explained – Oakwood Health Network – https://www.oakwoodhealth.com/the-physiological-process-of-penile-erection/
- Penile Erection: Physiology and Nervous System – https://www.urology-textbook.com/penis-erection.html
- Anatomy, Pathophysiology, Molecular Mechanisms, and Clinical Management of Erectile Dysfunction in Patients Affected by Coronary Artery Disease: A Review – https://www.mdpi.com/2227-9059/9/4/432
- What Happens to Your Penis as You Get Older? – https://www.webmd.com/men/penis-changes-age
- Erectile Dysfunction and Age: What You Need to Know – https://www.verywellhealth.com/erectile-dysfunction-and-age-5200761
- Aging related erectile dysfunction—potential mechanism to halt or delay its onset – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5313305/
- Psychological Factors Related to Impotence as a Sexual Dysfunction in Young Men: A Literature Scan for Noteworthy Research Frameworks – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9326597/
- What Is Psychogenic Erectile Dysfunction? – https://www.verywellhealth.com/psychogenic-erectile-dysfunction-5201654
- The Psychology of Erectile Disorder – https://www.psychologytoday.com/us/blog/insight-therapy/202404/the-psychology-of-erectile-disorder
- Lifestyle modifications and erectile dysfunction: what can be expected? – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4291878/
- How to Get Harder Erections – https://www.healthline.com/health/healthy-sex/how-to-get-harder-erections
- Lifestyle Changes to Improve Erectile Function – https://www.baptisthealth.com/blog/mens-health/lifestyle-changes-to-improve-erectile-function
- Priapism (An Erection that Lasts Too Long) – https://www.mskcc.org/cancer-care/patient-education/priapism
- A prolonged erection of the penis-Priapism – Symptoms & causes – Mayo Clinic – https://www.mayoclinic.org/diseases-conditions/priapism/symptoms-causes/syc-20352005
- Prolonged erection – https://www.healthdirect.gov.au/prolonged-erection
- If You Have Questions About Your Penis Size, Read This – https://www.healthline.com/health/mens-health/average-penis-size
- What is the average penis size? – https://www.medicalnewstoday.com/articles/271647
- What Is the Average Penis Size? – https://www.webmd.com/men/what-is-the-average-penis-size
- Erections: Use It or Lose It? – https://www.webmd.com/erectile-dysfunction/features/erections-use-it-or-lose-it
- Regular erections can improve men’s sexual health – https://www.dw.com/en/regular-erections-can-improve-mens-sexual-health/a-68245487
- The Role of the Mind in Erections and Erectile Dysfunction – https://www.smsna.org/patients/blog/the-role-of-the-mind-in-erections-and-erectile-dysfunction
- PDF – https://www.endocrine.org/patient-engagement/endocrine-library/pdf-library/hormones-and-erectile-dysfunction
- How Do Hormonal Imbalances Affect Erections? – https://vertica-labs.com/blog/hormonal-imbalance-and-ed/
- Erectile Dysfunction in Men due to Hormonal Imbalance | Healthgains – https://healthgains.com/hormones-for-men/erectile-dysfunction/
- Devices & Surgery for Erectile Dysfunction – https://www.nyulangone.org/conditions/erectile-dysfunction/treatments/devices-surgery-for-erectile-dysfunction
- Erectile Dysfunction After Prostate Cancer – https://www.hopkinsmedicine.org/health/conditions-and-diseases/prostate-cancer/erectile-dysfunction-after-prostate-cancer
- Man Goes In For Surgery, Comes Out With Painful, 48-Hour Erection – https://www.menshealth.com/health/a19518841/priapism-after-surgery/
- Recent advances in the understanding and management of erectile dysfunction – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6348436/
- The Central Mechanisms of Sexual Function » Sexual Medicine » BUMC – https://www.bumc.bu.edu/sexualmedicine/publications/the-central-mechanisms-of-sexual-function/
- Erectile Dysfunction – an overview – https://www.sciencedirect.com/topics/pharmacology-toxicology-and-pharmaceutical-science/erectile-dysfunction
DISCLAIMER: THIS WEBSITE DOES NOT PROVIDE MEDICAL ADVICE
The information, including but not limited to, text, graphics, images and other material contained on this website are for informational purposes only. No material on this site is intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition or treatment and before undertaking a new health care regimen, and never disregard professional medical advice or delay in seeking it because of something you have read on this website.