Sit on the edge of a horizontally oriented weight bench, and place a set of dumbbells on your lap. Kick the weights back, shift your shoulder blades onto the bench, and press the weights straight up.

The chest is a powerful muscle group, but it’s not a complicated one. It’s composed primarily of two muscles (the pectoralis major and minor), and its main job is to perform a very specific action: ...

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 ...

View post: I'm a Physical Therapist and Pilates Coach. This Is the Biggest Setback That Keeps Men Stiff and Injured One of the first things most guys want when they step foot in the gym? A bigger ...

Max Muscle at 50 creator Bryan Krahn, C.S.C.S. demos some essential moves for your training plan ...

Dumbbell exercises for men over 55 to build muscle fast, a CSCS shares a simple 20-minute morning routine.

26,330 people played the daily Crossword recently. Can you solve it faster than others?26,330 people played the daily Crossword recently. Can you solve it faster than others?

Why this classic strength move continues to dominate American fitness routines in 2026.

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 ...