Tricep Extension
Triceps brachii
Deltoids
Core
Dumbbell

Setup
Sit on a bench or stand. Hold one dumbbell with both hands, cupping the top end. Lift the dumbbell overhead to full arm extension.
How to perform
- Keeping your upper arms stationary, lower the dumbbell behind your head by bending your elbows.
- Pause when your forearms are roughly parallel to the floor.
- Extend your elbows to press the weight back to the starting position.
- Squeeze your triceps at the top.
Form cues
- Keep your elbows tucked in, not flared out.
- Maintain a stable torso and engaged core.
- Movement should only occur at the elbow joint.
Common mistakes
- Letting the elbows flare out to the sides.
- Arching the lower back to lift the weight.
- Moving the upper arms back and forth.