From time to time, we'll hear of "the latest innovation in fitness" that claims to change the way we'll workout forever. More often than not, these cutting-edge developments either never come to ...

Blood flow restriction training—once a niche rehabilitation method used primarily by physical therapists—has quietly transformed into one of fitness’s most intriguing innovations. This technique uses ...

A few athletes have been wearing bands around their arms and legs while they exercise. Experts discuss what these bands do for the Olympians. A few U.S. Olympic athletes have been spotted exercising ...