Jack Knives: abs, obliques, serratus, hip flexors, shin muscles, shoulders, neck, mid back, quads
Full Body Workout
10 x 10 second sets with 10 second rest intervals for each exercise
Chin Ups: lats, biceps, forearms, chest, rear delts, core, spinal erectors, glutes
Military Press: shoulders, traps, triceps, forearms, spinal erectors, hip flexors, quads, hamstrings
Iron Mikes: quads, gl...
Dynamic Squats: glutes, quads, hamstrings, calves, shin muscles, spinal erectors, core
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