Writer Renee Cherry tried the five most-viewed YouTube workouts for one week. Here's her honest review of each workout, and ...

High-intensity interval training is one of the best ways to pack a lot of exercise into a short period of time. HIIT workouts are so efficient because they alternate short bursts of very intense ...

The good news, then, is that the bar is reasonably low—you don’t need to train like an Olympic athlete to get the benefits of ...

It’s crunch time! Most people use the new year as motivation to kick-start their fitness goals. If it’s been a while since you stepped foot in a gym, don’t worry, I’ve got you covered. As the exercise ...