Yoga isn’t the only way to improve your posture—exercises that stretch and strengthen your core, back, chest, and neck can ...

Strong back muscles can help reduce pain, increase mobility, and improve posture. These at-home exercises can help you start ...

Compound exercises are the most comprehensive set of training to stimulate muscle mass. These exercises engage your whole body, including your glutes, forearms, back, and core. They may include heavy ...

Get step-by-step instructions for chair exercises for arms that build strength, improve mobility, and support everyday ...

Building and maintaining muscle mass is important for everyone, regardless of age — and one of the strongest predictors of long-term health.

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. It’s easy to almost ...