Target each muscle group with at least 2 to 3 exercises per session. To build muscle, perform 6 to 12 reps of 3 to 5 sets per exercise with 60 to 90 seconds rest between sets. Beginners can start ...

A trainer outlines six of his best resistance workouts to build muscle mass as you age while staying strong and resilient.

Each day would include 2 to 3 exercises for the major muscle groups being targeted, with at least 3 sets per exercise. The difficulty of exercises or number of sets can be tweaked as needed ...

Leg exercises are one of the best things you can do for your overall fitness. Not only do your legs contain some of your largest muscle groups (think: quads, hamstrings, glutes and calves), they ...

That’s why many fitness studios and gyms offer group resistance training classes to help people build confidence — and muscle. Classes can include lifting weights and doing pushups ...

Whether you're looking for HIIT, yoga, ab workouts, or cardio classes, our list of the best YouTube workouts will have you feeling the burn.