The Sexual Health Channel explores the functions -- and dysfunctions -- of the reproductive system. Learn about maintaining a healthy sex life and avoiding and treating sexual problems.
  • Male Reproductive System
  • Female Reproductive System
  • Contraception
  • Sexual Dysfunction
  • Sexuality

Although it might be hard to perceive of sex being a moot point, a mere mechanical operation meant for reproduction, self-identified asexuals assure that it's a reality. Test your knowledge of life sans sex with this asexuality quiz.

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Erectile dysfunction, commonly known as impotence, affects more than 140 million men worldwide. It is estimated that only 10 percent of men affected by erectile dysfunction sought treatment. Learn how erectile dysfunction works.

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