Jim Rowley, Marine veteran and CEO of Crunch Fitness, stays in shape with Pilates and protein shakes on the road — and ...

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

Should you go all in on walking—or switch up your workouts during the week? A new study compares the longevity benefits of various types of popular exercises.

Our reporters have teamed up with fitness experts to design dozens of routines. Try something new — and build an exercise ...

Every new year comes with big intentions — and the quiet fear that I'll end up doing exactly what I did last year.

In TODAY.com's Expert Tip of the Day, dietitian Natalie Rizzo shares the best food to eat before a workout to fuel the body, improve performance, and optimize recovery.