gallery: Sexually Transmitted Diseases (STDs) - body, viral, causes

Hans Rosling's 200 Countries, 200 Years, 4 Minutes - The Joy of Stats - BBC Four from YouTube · Duration: 4 minutes 48 seconds

Hans Rosling's 200 Countries, 200 Years, 4 Minutes - The Joy of Stats - BBC Four from YouTube · Duration:  4 minutes 48 seconds

#3 Most Common Cause of Hip Pain - Rectus Femoris Origin Strain from YouTube · Duration: 4 minutes 44 seconds

#3 Most Common Cause of Hip Pain - Rectus Femoris Origin Strain from YouTube · Duration:  4 minutes 44 seconds

The Midnight Beast - Dru Not Getting SEX - New Tour and Album - EXCLUSIVE INTERVIEW from YouTube · Duration: 2 minutes 41 seconds

The Midnight Beast - Dru Not Getting SEX - New Tour and Album - EXCLUSIVE INTERVIEW from YouTube · Duration:  2 minutes 41 seconds

Top 7 Sex Tourism Destinations from YouTube · Duration: 3 minutes 32 seconds

Top 7 Sex Tourism Destinations from YouTube · Duration:  3 minutes 32 seconds

Sex Education: Last Week Tonight with John Oliver (HBO) from YouTube · Duration: 21 minutes 5 seconds

Sex Education: Last Week Tonight with John Oliver (HBO) from YouTube · Duration:  21 minutes 5 seconds

Genital-Warts NYC - (212) 644-6454 - NYC Anal Genital Warts - New York, NY from YouTube · Duration: 3 minutes 24 seconds

Genital-Warts NYC - (212) 644-6454 - NYC Anal Genital Warts - New York, NY from YouTube · Duration:  3 minutes 24 seconds