I’m a personal trainer, and this is the only kettlebell workout you need to master the 7-7-7 method.

A personal trainer shares a three-move bodyweight workout you can do without weights to strengthen your abs and arms.

High-intensity interval training, or HIIT, is a great way to get in a fast, effective workout. This quick routine is helpful ...

Stand with your feet shoulder-width apart, knees slightly bent. Hold a medicine ball by your right hip. Use your hips and arms to swiftly arc it up in front of the chest and throw it to the left. You ...

Madison Keys is known for her athleticism, power and longevity, all of which are directly attributed to a tireless work ethic ...

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 as you think to build it back. A leg press machine at a gym in New York.