Celebrate 10K with Team Fit_byMary in this powerful 20-minute full body workout that combines strength and cardio. Designed for all fitness levels, this at-home session will help you build muscle, ...

This 20-Minute Cardio Workout Spikes Your Metabolism for 36 Hours Without Stepping Foot in a Gym originally appeared on Men's Fitness. Can't get to the gym but need to get some cardio in? Changes are ...

High-intensity interval training is one of the best ways to pack a lot of exercise into a short period of time. HIIT workouts ...

I discovered spin classes a decade ago, and subsequently got certified to teach them myself. In the years since, I haven't focused on other kinds of cardio group classes—but for a time, I was obsessed ...