What it does: The dumbbell bench press is a compound exercise that builds strength and size in your pectoral (chest) muscles.

Using dumbbells, sit on the edge of a stable bench with your hands hanging directly below your shoulders, palms facing each other. Keep your chest lifted and your shoulders drawn back and down (A).

Check out Women's Health's FitGIF Friday every week for fun and challenging new moves to make your sweat sesh really count. Here's this week's exercise: Reverse dumbbell fly: This move works your ...