Index/Topics/Erectile dysfunction

Erectile dysfunction

The condition treated by penile implant surgery.

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22 results
Jan 12, 2026
Most Viewed

What are the benefits of cock rings and use with testicles?

Cock rings are constrictive devices worn at the base of the penis, or around the penis and scrotum together, that can make erections firmer, larger in appearance, and longer lasting while also enhanci...

Jan 13, 2026
Most Viewed

How do penis pumps compare to other nonsurgical methods like traction devices or injections?

Penis pumps (vacuum erection devices) are effective, evidence-backed tools for creating and maintaining temporary erections and can aid rehabilitation after prostate surgery, but they generally do not...

Jan 12, 2026
Most Viewed

Who should avoid using a vacuum erection device for ED?

Vacuum erection devices (VEDs) are an effective, noninvasive option for many men with erectile dysfunction (ED), but there are clear clinical situations in which they are discouraged or require extrem...

Jan 18, 2026

Can lifestyle factors like exercise prevent penile girth reduction?

Exercise and broader healthy-lifestyle changes can reduce or reverse the common causes of perceived penile shrinkage—chiefly obesity, poor circulation and smoking—by improving cardiovascular health an...

Jan 18, 2026

Are there medical treatments for age-related penis shrinkage?

Age-related penile shrinkage (penile atrophy) has multiple causes and is sometimes reversible: treatments exist that can slow, partly reverse, or compensate for loss of length depending on the cause, ...

Jan 18, 2026

What do large meta-analyses list as the 90th and 95th percentile erect penis lengths?

Two large, investigator-measured meta-analyses and their downstream summaries place average erect penile length in the low-to-mid 13 cm range and cluster the 90th percentile around ~15.2 cm and the 95...

Jan 12, 2026

How do vacuum erection devices compare to surgical penile enlargement procedures?

Vacuum erection devices (VEDs) are non‑invasive tools that reliably produce erections and are used clinically for penile rehabilitation, but the literature shows they do not meaningfully increase perm...

Jan 19, 2026

What are typical costs and lifetime maintenance/revision needs for 2-piece versus 3-piece inflatable penile prostheses?

Three-piece inflatable penile prostheses (3-piece IPPs) are widely regarded as the gold standard because they provide the most natural erection and flaccidity, but they carry a higher mechanical-compl...

Jan 18, 2026

What are the reported risks and adverse effects of long‑term penile traction therapy and vacuum erection device use?

Long‑term use of penile traction therapy (PTT) and vacuum erection devices (VEDs) is generally framed in the literature as a low‑risk, non‑invasive option for conditions such as Peyronie’s disease and...

Jan 17, 2026

How do vacuum erection devices compare with pharmacologic ED treatments for restoring erectile function?

Vacuum erection devices (VEDs) are a longstanding, non‑pharmacologic option that reliably produces erections by mechanically increasing penile blood inflow and are especially valuable in penile rehabi...

Jan 16, 2026

How do medications or medical conditions affect the phases of male sexual response and ejaculation?

Medications and medical conditions can interfere with each phase of the male sexual response—desire, arousal (erection), orgasm/ejaculation (emission and expulsion), and resolution—by altering hormone...

Jan 15, 2026

What are the safety risks and contraindications for vacuum erection device use, including guidance on constriction ring timing?

Vacuum erection devices (VEDs) are an effective, non‑invasive treatment for erectile dysfunction and for penile rehabilitation after prostate surgery, but they carry specific risks and clear contraind...

Jan 15, 2026

What diagnostic steps and treatments do urologists recommend for medication-induced penile shortening?

Urologists approach medication-induced penile shortening by first distinguishing mechanism—vascular hypoxia and fibrosis from androgen-deprivation or radiotherapy, neural or anatomic change after pros...

Jan 14, 2026

What is the evidence linking PDE5 inhibitors to non‑arteritic anterior ischemic optic neuropathy (NAION)?

The published evidence linking phosphodiesterase‑5 (PDE5) inhibitors (sildenafil, tadalafil, vardenafil) to non‑arteritic anterior ischemic optic neuropathy (NAION) is mixed: epidemiologic meta‑analys...

Jan 11, 2026

What do urology societies recommend about frequency and duration of vacuum therapy?

Major urology societies uniformly endorse vacuum erection devices (VEDs) as a legitimate, non‑invasive option in the management of erectile dysfunction and as part of penile rehabilitation after radic...

Jan 11, 2026

What medically proven methods exist to increase penis size safely?

Medically proven, safe increases in penis size are limited: surgical procedures can produce measurable gains but carry significant risks and are generally reserved for specific medical indications suc...

Jan 11, 2026

What evidence supports or challenges evolutionary theories tying vaginal orgasm to mate choice and penis size?

A cluster of empirical studies led by Costa, Miller and Brody found that women who report preferring deeper penile–vaginal stimulation and longer-than-average penises also report higher rates of orgas...

Jan 11, 2026

How do vacuum erection devices affect penile tissue oxygenation and fibrosis after prostate surgery?

Vacuum erection devices (VEDs) mechanically draw blood into the corpora cavernosa, reliably increasing penile tissue oxygenation after radical prostatectomy and thereby interrupting a hypoxia-driven c...

Jan 11, 2026

What clinical evidence exists for long‑term risks (fibrosis, ED) from chronic vacuum pump misuse?

Clinical literature frames vacuum erection devices (VEDs) as a therapeutic tool designed to prevent hypoxia‑driven cavernosal fibrosis after nerve or arterial injury such as radical prostatectomy, not...

Jan 9, 2026

What are the short-term side effects of using a penis pump?

Penis pumps (vacuum erection devices) are widely used short-term treatments for erectile dysfunction and usually produce temporary side effects such as bruising, numbness, skin petechiae, swelling and...