Erection - Wikipedia
网页Erection, also known as penile tumescence, is a physiological phenomenon in which the penis becomes firm, engorged, and enlarged. Learn about the anatomy, causes, stages, and social aspects of erection, as well as the medical term for nocturnal erection.
Penis: Anatomy, Picture, Erection, and Ejaculation - WebMD
网页2024年5月17日 · Learn how an erection occurs when blood flows into the penis, and how ejaculation happens when sperm and fluid are released. Find out about common problems and treatments for erection and...
Human penis - Wikipedia
网页An erection is the stiffening expansion and orthogonal reorientation of the penis, which occurs during sexual arousal. Learn about the structure, function, and variations of the human penis, including its homology to the clitoris and its lack of baculum.
12 Surprising Facts About Erections - Healthline
网页2022年1月26日 · Learn about the normal and abnormal aspects of erections, such as how many you have per night, how they can break, and how they can signal health problems. This article also compares different...
Penile Erection: Function, Duration & How It Works - Cleveland Clinic
网页An erection is when a penis hardens and enlarges due to filling up with blood. Learn about the anatomy, types, causes and treatments of erectile dysfunction (ED) and how to maintain a healthy erection.
Erectile dysfunction - Wikipedia
网页Erectile dysfunction (ED) or impotence is the inability to achieve or maintain an erection for satisfactory sexual activity. It can be caused by physical, psychological, or lifestyle factors, and can be treated with medication, surgery, or counseling.
Erectile dysfunction - Symptoms and causes - Mayo Clinic
网页2022年3月29日 · Erectile dysfunction is the inability to get and keep an erection firm enough for sex. It can be caused by physical, psychological or a combination of factors, such as diabetes, heart disease, stress, tobacco use or medications.
A Visual Guide to Erectile Dysfunction - WebMD
网页2023年8月28日 · Erectile dysfunction (ED) is the inability to get or keep an erection. Learn about the physical and psychological causes of ED, how to diagnose it, and the options for treatment, including...
Erectile Dysfunction (ED): Causes, Diagnosis & Treatment
网页Learn about erectile dysfunction (ED), a common condition that affects your ability to get and maintain an erection. Find out the possible causes, how to diagnose it and how to treat it with medications, devices or surgery.
Erectile dysfunction - Diagnosis and treatment - Mayo Clinic
网页2022年3月29日 · Learn about the causes, diagnosis and treatment options for erectile dysfunction, a condition that affects many men. Find out how oral medications, injections, pumps, implants and other methods can help you achieve and maintain an erection.
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