Watch 15-Minute Lower Strength Focus 5.0 Workout

No Equipment Needed. Complete Series 1.0 - 4.0 for 4+ weeks each. Work all the muscles of your legs & burn calories with this fun & challenging leg day workout. Weekly Workout Schedule- Mon: 15-Min. Cardio Burn 5.0 / Tues: 15-Min. Upper Strength Focus 5.0 / Wed: 15-Min. Plyometrics Jump Jump! 5.0 / Thurs: 15-Min. Balance & Burn 5.0 / Fri: 15-Min. Lower Strength Focus 5.0.