https://i.ytimg.com/vi/4Qyp-7ZfmPM/hqdefault.jpg Teen Health: Sexual Health Why is it that sexually transmitted infections – or STIs - continue to be a ...
https://i.ytimg.com/vi/6fmhLcYSn-Y/hqdefault.jpg Teen Health: Substance Use and Abuse Decision-making in teens involves a chemical called dopamine in the brain's reward center. ...
https://i.ytimg.com/vi/1i9OktVsTWo/hqdefault.jpg Teen Health: Mental Health Mental health affects how we feel, think and act. It's important at every stage of ...
