The youngest son of Maria Shriver and Arnold Schwarzenegger, Christopher showed off his toned arms amid his ongoing fitness ...

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 ...

Actor Mel Rodriguez, best known for his comedic roles in shows like The Last Man on Earth and Getting On, is celebrating his ...

Dex Henderson shows us how to work the back and biceps in a circuit that will tone and give definition to you upper body in no time. Find out how you can Flex with Dex in one of his many classes, ...

Instructions: Warm up with 30 seconds of TYWs and 30 seconds of arm swings (shown below). Then, perform as many reps as ...

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 ...