Laying face down
Place your hands behind your head
Perform a lumbar contraction so that the chest lifts off the ground
Medina Lumbar Reinforcement
lumbar
20 min
beginner
Runners Delight
fullbody
45 min
intermediate
Runners Hell
fullbody
45 min
advanced
Nobita Fullbody Total Beginners
fullbody
20 min
beginner