Core Crusher
Six core-focused moves back-to-back: mountain climbers, plank jacks, ab wheel, hanging leg raises, dead bugs, and bird dogs. Five rounds, no rest.
Workout Script
Mountain climbers 5x30s Plank jacks 5x30s Ab wheel rollouts 5x30s Hanging leg raises 5x30s Dead bugs 5x30s Bird dogs 5x30s