This article was reviewed by Felix Gussone, MD. If you've been feeling a bit more couch potato than go-getter lately, dragging through the day, snapping at people for no reason, or wondering where ...

Angela Myers is a freelance writer covering mental health, wellness and nutrition. She’s also conducted award-winning research on how to better communicate about sexual violence prevention and mental ...

Testosterone is one of the few hormones that’s broken out of biology textbooks and into the popular consciousness. For years it has been a shorthand for all things stereotypically male—ever notice how ...

Testosterone is responsible for so many important functions, from building muscle to getting and keeping erections. Then there’s the health benefits you may not see: stronger bones and improved red ...

What are normal testosterone levels by age? An older photographer mentors a younger one. Testosterone is an important hormone. It helps men develop during puberty, and as they age, it plays a critical ...