The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

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 ...

After sitting most of the day at a desk, where I may or may not have the best posture, my chest and upper back are tight and achy. Maybe you can relate? Luckily, that's where upper-body stretches come ...

WANT TO GET bigger and stronger without spending all your time in the gym? You'll need to learn how to train efficiently—and that means training with a plan. One of the simplest ways to do this is by ...

Strength training should be a staple of any fitness routine. In addition to increasing muscle strength and mass, regular strength training helps maintain strong bones, improve balance and offers ...

Our new Build Muscle, Burn Fat plan is designed to do exactly that. Add size, lean up and feel stronger. It’s a simple, ...

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 ...

About 80 percent of adults experience lower back pain at some point in their lifetimes, according to the National Institue of Neurological Disorders and Stroke. The double-edged sword? It's usually ...

While I truly enjoy working every muscle group, strengthening my pecs isn't exactly my top priority. But here's why you shouldn't skip chest exercises. “I think that the constant fear from women when ...

Repeatedly doing the same type of activity — whether it’s running, lifting or sitting — can have serious downsides. By Hilary Achauer When you head out for your daily run, with each stride you’re ...