Doing core before you start clocking miles can save you time and help you run more efficiently.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Build bulletproof core muscles using these three exercises without weights, ...

Psst: it's not another plank.

While practicing Pilates is an effective way to strengthen your core, you can build core stability, balance, and strength ...

Calisthenics is a form of strength training that uses your body weight as resistance to help build muscle, endurance, and flexibility. Calisthenics is a type of workout that involves little or no ...

Stand with feet together. Shift weight to right leg. Hold a weight in each hand down by sides. Keeping back flat, core engaged, and shoulders down and back, hinge at hips by sending glutes straight ...