With so many possible exercises capable of building muscle, it's often hard to know which ones are actually worth doing. Sam Sulek rose to prominence on YouTube with his raw approach to filming and ...

In the second of a five-part series, Dana Santas shows how building strength in the side abdominal muscles can improve stability in movement and reduce low back pain.

As a doctor of physical therapy, I work with clients every day who are dealing with pain. The pain-medicine industry might tell you there are endless ways to re ...

Scientists say power—your ability to move quickly—is one of the first fitness skills to fade with age. And it’s not as hard ...