Web Directory by Internet-Web-Directory.com

The story of one man's penis and testicles, relating his experience of penis size and health, masturbation, sex, making love, with information on male sexual health, orgasm, and ejaculation.

An extensive site covering all aspects of the female genitalia.

Information on the anatomy, histology, physiology and pathology of the vagina. Part of the ALtruis Biomedical Network.

A sexual health encyclopedia with topics on everything you've always wondered about sex,from a leading authority on intimacy and sexuality, the Sinclair Intimacy Institute and a comprehensive list of additional online sexuality-related resources. A database of articles about all aspects of sexuality.