Bulking up isn’t all about biceps and triceps. The deltoid shoulder muscles play a big role in lifting and rotating your arms, as well as stabilizing the muscles in your arms and back. When it ...

One of the unsung heroes of dumbbell exercises, the lying rear delt fly not only strengthens your shoulder muscles but also helps prevent shoulder injuries. Mastering this exercise will bolster ...

“It’s really important to strengthen the rear delt, as this attaches to the spine of the scapula [a bone at the top of your shoulder blade] and encourages your shoulders to pull backwards.

Hypertrophy Coach' Joe Bennett analyzed Ruffin's physique, offering him pointers ahead of the 2025 Pittsburgh Pro following a workout.