Insanity

It is a complete total body workout program designed by personal trainer Shaun T. The program uses high-intensity interval training (HIIT) with intervals of strength, power, resistance, and core training. No additional equipment or weights are needed to perform the workouts. The set typically includes 10 discs and can help users burn up to 1,000 calories per workout. Users can achieve significant weight loss in 30 days Condition : Used Condition