For fitness enthusiasts who need a little cardio variety, HIIT (or high-intensity interval training) has long been a popular choice. According to a study in Biology of Sport, HIIT — which pairs short ...

The benefits of walking backwards and why it's good for your cardiovascular health, balance, stability, back pain and knees; ...

Treadmills and ellipticals are two extremely popular machines you can use at the gym or buy for your own home.

This is what I learned after testing under-desk treadmills from both Egofit and Costway, and whether I'd recommend one.

Polish weightlifter Rafał Jaroszewski is taking the internet by storm with his downright bizarre workout routines, which are a million miles from the barbell lifts normally associated with the sport.