Erectile dysfunction (also known as ED or impotence) is defined as the inability to obtain or maintain an erection firm enough for sexual intercourse.

Website with reviews of male enhancement supplements and devices.

Peyronies Disease affects many men across the globe. It can be painful, and get worse if not corrected. This organization is devoted on helping men find the right treatment.

Penile traction therapy devices for Peyronies Disease curvature treatment.

Can provide fast and effective relief for Peyronies disease. Sells penis pumps and extenders.

Men's health and medical clinic in Sydney. High success rates in treatment of impotence and premature ejaculation.

Learn more about Levitra, a prescription tablet to help improve erection function in men with ED.

Auckland-based men's clinic specialising in premature ejaculation and erectile dysfunction. Information on prostate health and testosterone.

Pfizer's erectile dysfunction treatment. Features information, quiz and interactives for health care professionals and patients.

Eli Lily and Icos's official site for Cialis, an FDA approved male impotance treatment. Offers general and medical information for health care professional and newly prescribed patients.

Helping healthcare professionals to understand more about premature ejaculation. Discusses causes, identifying PE, management, and impact on couples. Presented by Ortho-McNeil Pharmaceutical.

Online U.K. clinic specialising in men's sexual health treatments. Advice and information about erectile dysfunction and free online consultation with a registered doctor.