Editor’s note: Before beginning any new exercise program, consult your doctor. Stop immediately if you experience pain.

A personal trainer outlines his best seven-day core strength challenge for a flatter stomach and tighter midsection.

I love a good deep core workout, but the planks and bird dogs that I usually do have started to get a little boring. I was ...

Sit on the floor with the soles of your feet pressed together and drop your knees to each side. Your legs should make a ...

A personal trainer outlines the benefits of strength training and his top five total-body strength workouts to lose 10 pounds ...

This short bodyweight ab workout strengthens your core, boosts your balance and improves your posture in just 7 minutes.

A fitness expert outlines how to perform the five best strength exercises to get lean when you're bored of walking.