Although male kangaroos do appear to flex their muscles to show off their impressive figures, researchers in a 2013 study said it is not currently possible to determine whether or not such behavior is ...

DOES Mario Lopez suffer from biceps envy? This Disease of the Vain usually strikes hunky guys who come into close contact with even hunkier guys. They see a set of biceps larger then theirs, and they ...

Curls are the classic gym bro exercise, and a bicep flex is the most iconic way to, literally, flex on someone. But does it matter what type of curls you do? And are there non-curl ways to get some ...

HOUSTON, Texas (KTRK) -- Even in the midst of drying out from torrential downpours on the Fourth of July, J.J. Watt is still somehow able to make us sweat. The Texans star defensive end shared a photo ...

Thousands of American servicemembers won’t be spending the Fourth of July at home. But that doesn’t mean they can’t share the holiday with friends, family and grateful fellow citizens.The military is ...

Any gym-going female human knows just how much men like to show off their muscles. But it turns out that it’s not just male humans who think that flexing their biceps at ladies is an effective ...

Halle Berry stunned her fans by flexing her biceps in her latest Instagram post, which caught them off guard. Last month, Berry had stirred up excitement with her bikini photos in a scenic sandy ...