Upper arms drift back too far
Becomes a pullover; triceps lose the pressing load.
Overactive muscles
Latissimus dorsiTeres major
Corrective work
Foam RollLats↗StretchLat stretch (kneeling overhead)↗Push · Upper Body
Dumbbell Skull Crusher
Coaching cues
- Lie flat; dumbbells over chest; arms slightly angled back
- Lower by hinging at the elbows — forehead or temples target
- Upper arms stay angled back throughout — maximizes long head stretch
- Press back to lockout; squeeze triceps
Common faults 2
Elbows flare wide
Medial and lateral tricep heads dominate over the long head.
Overactive muscles
Pec majorAnterior deltoid
Corrective work
Foam RollPectorals↗StretchDoorway pec stretch↗