Tighten arm jiggle after 45 with 6 chair-based strength moves that build triceps, shoulders, biceps, and upper back safely.

There's a good chance you're overlooking one of the most growth-promoting chest exercises available—and it doesn't require a ton of equipment, either. In a recent Reddit thread, one natural ...

Stronger triceps means stronger, more toned arms. Try these research-backed exercises to build strength, power, and definition.