Chest pain can be disconcerting, but it’s important to remember that not all discomfort signals a serious health condition like a heart attack. In fact, the culprit behind the pain in your chest may ...

When it comes to toning the upper body, the biceps and triceps may get all the love, but chest exercises shouldn’t be overlooked. Chest workouts offer a variety of benefits from building strength to ...

Study reveals 20 DNA markers in fast-twitch muscle that predict age within 4 years and explain why sprinting declines before ...

Muscle-on-chip systems are three-dimensional human muscle cell bundles cultured on collagen scaffolds. A Stanford University research team sent some of these systems to the International Space Station ...

Your pectoralis major is a large and powerful chest muscle that’s shaped like a fan. It starts from two sections: your breastbone (sternum) and your collarbone (clavicle). The two sections come ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! Did you know that your chest muscles are essential in ...

What muscles do push ups work? The classic strength-training exercise recruits lots of different muscles for movement and stabilization, but it mainly targets your chest, shoulders and upper arms.

Your chest may not be the first muscle group that comes to mind when you think about pull-ups—but if you want to lift your body with control, you can’t skip it. A strong chest helps you stabilize your ...

Raise your hand if you've ever avoided dumbbell chest workouts or exercises over fear of getting “too bulky.” Well, I’m guilty as charged. But it turns out that I’m doing myself a complete disservice ...