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


What is the definition of blue balls? Learn what the slang term 'blue balls' means, how it is used and where it originated.

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A true fetish is the sole key to a person's arousal, but in the more common use of the term, a fetish simply plays a supporting role. What are five of the most common?

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America's sexual history has changed quite a bit over the past 50 years. Learn more about our ever-changing mojo.

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