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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Man doing dumbbell chest press. While we can’t guarantee this workout will give you pecs like Arnold Schwarzenegger (you’re best ...

Having well-defined pectorals, or “pecs” for short, is essential to a balanced body. A great chest definitely turns heads, but more importantly, it’s essential to making an athlete stronger for ...

Add Yahoo as a preferred source to see more of our stories on Google. "If there's one thing that'll earn you respect in the gym, it’s a powerful, chiseled upper body—and that starts with your chest," ...

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 ...

When strength training to improve performance and sidestep injury, it’s easy to forget about the importance of targeting your upper body. That’s why you want to incorporate these upper body exercises ...

TRAINING FOR YOUR target physique will always be more complicated than just hoisting some weights, flexing in the mirror, and praying for muscle growth. You'll need to follow a smart plan—and then, ...

Build a strong core with a Pilates instructor's 3-move routine.

It is what the fitness enthusiasts call a muscle pump. This temporary swelling happens when blood rushes into the working ...

Your 30s workout plan won’t cut it anymore. These age-appropriate endurance exercises are designed to help you test and ...

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