Superman

Muscles Used: Erector Spinae, Gluteus Maximus, Hamstrings,

Rear Delts

Modified Exercise:

Back Extension

Advanced Exercise:

Weighted Back Extension

Superman - Alternate

Muscles Used: Erector Spinae, Gluteus Maximus, Hamstrings,

Rear Delts

Modified Exercise:

Back Extension

Advanced Exercise:

Add Ankle Weights