"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day.

THE CHEST IS a muscle group that takes up a great deal of attention for physique-minded guys. If you pause a moment to think about why, you won't need long to figure out the appeal of chest-pumping ...

From early-morning gym sessions in New York to beach workouts in California, these are the core exercises that define the American fitness lifestyle.

As you get older, keeping your core strong is more important than ever. “The core is the platform on which the rest of your body moves,” said Daniel Schneider, a physical therapist with Banner Health.

Core workouts for runners are more than just a once in a while workout program; it’s movements that can improve running performance and also reduce the risk of injuries. Core workouts help stabilize ...