But girl, let me tell you, nothing could be further from the truth! As your trusted fitness writer, I'm here to bust those old fears and tell you why including chest exercises in your routine is ...

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 ...

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 ...