Watch 15-Minute Core Challenge 2.0 Workout

No Equipment Needed. Tip: complete Series 1.0 for 4+ weeks prior to 2.0. Workout designed to work your core utilizing a variety of moves that challenge every aspect of your midsection.All fitness levels. Schedule: Mon: 15-min Full Body Burn 2.0, Tues: 15-min Upper Body Sculpt 2.0, Wed: 15-min HIIT 2.0, Thurs: 15-min Lower Body Chisel 2.0, Fri: 15-min Core Challenge 2.0