Add Yahoo as a preferred source to see more of our stories on Google. Credit: Shutterstock You may have heard the gym rats in your life talk about chest day. Strengthening your chest is incredibly ...

Add Yahoo as a preferred source to see more of our stories on Google. The chest is a powerful muscle group, but it’s not a complicated one. It’s composed primarily of two muscles (the pectoralis major ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You don’t necessarily need a bulky set of dumbbells to get the chest muscle activation you seek.

The chest is made up of the pectoralis major—split into clavicular (upper) and sternal (middle/lower) heads—and the smaller pectoralis minor, which stabilizes the scapula. While you can’t fully ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The major muscle in ...

Developing bigger pectoral muscles, or "pecs," is one of the most common goals for anyone focused on building upper-body strength or improving their physique. After all, a strong, well-developed chest ...

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 ...

Sure, a bench press can target your chest and a lat pulldown will fire up your back, but to hit both spots at once, the dumbbell pullover may be just your ticket. A weighted exercise that challenges ...

The bench press is a strength training exercise for your upper body. To do it, you'll need free weights or a barbell with weight plates. Although it looks like a simple move, you'll need to learn ...

Here’s how to work correctly on all fibers of the chest muscles, improve posture and strength, and achieve a balanced result in the gym or at home.