I wanted to share the story of a group of individuals who have taken a great tragedy and turned it into something positive.

MTV and foursquare announced a new partnership to encourage sexually-active youth nationwide to GYT: Get Yourself Tested. The campaign addresses the need for regular testing -- and open communication about testing. 

Risky sexual behavior is putting women in the UK at a higher risk for HIV infection. Pop stars Lady Gaga and Cyndi Lauper take the stage to show the issue is more universal than they may think.

Nearly 75 percent of American women do not know their HIV status and do not think they need to -- a deadly misconception. We've launched a new campaign to drive awareness about this risk.