Single Dumbbell Skull Crushers

This triceps exercise mainly works your triceps, with help from your forearm and shoulders. Watch the demo video, then follow the tips below.

One Side
Other Side
Rep Range
Hypertrophy/Strength : 8-12||Endurance/Hypertrophy : 12-16

How to do Single Dumbbell Skull Crushers

Lay on the ground. With a neutral grip, hold the dumbbell in one hand above your chest. Bend the elbow, lowering the dumbbell towards the side of your head, then press it back up.

Common mistakes

Ensure the elbow remains stationary and pointed upward. Only the forearm should move.

Breathing

Inhale as you lower the dumbbell; exhale when pressing it back up.

Muscles worked

Primary Muscles
Triceps
Secondary Muscles
Forearm, Shoulders