When you see someone you have an initial attraction to, what is happening in the brain? And how does that change when you are in a long-term, serious relationship with someone? Falling in love can not ...

This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: Testosterone’s reputation for causing anger and aggression ...

Welcome to Testosterone HQ—Men's Health's guide to the exciting, complicated, and revolutionary world of testosterone. For everything you need to know about T, click here. While research is mixed on ...

Higher testosterone levels during adolescence are associated with increased involvement of the brain’s anterior prefrontal cortex (aPFC) in emotion control, but the opposite effect occurs during ...

Contrary to popular belief, having higher levels of testosterone doesn't necessarily make men have a higher libido. Day-to-day changes in testosterone levels were discovered to have no real link to ...