HIIT WORKOUTS DEMAND that you give your all. You might find that you have a hard time pushing to your limits on your own—so ...

In this Total-Body Single Dumbbell Workout, Liles helps you torch more calories using a rapid-fire series of dumbbell ...

This 18-minute dumbbell workout redefines upper body training by blending strength and cardio for rapid gains. Discover how ...

Bliss Loveall retrained her mindset to focus on becoming strong, not skinny.

“When you lift weights, your body uses glycogen as fuel. Having a full supply of glycogen allows you to lift heavier weights ...

The subscriber-only Apple Fitness+ app offers a range of accessible, trainer-led workouts, but it’s likely best-suited for ...

Access to over 120 digital back issues while your subscription is active After the best ways to stay motivated with a new ...

Does the idea of lifting heavy weights every day remind you of your struggle with endurance, or does running for long ...

The question of when and what to eat for optimum fitness performance is heavily debated. It turns out, the smartest menu ...

Extending one dumbbell while pressing the other pushes ... we have full-body high-intensity interval training (HIIT).

We could all use another HIIT workout in the rotation. This one’ll empty your tank in 20 minutes flat, and only requires dumbbells. These fat-burning exercises make for a fast, effective workout.