1-Minute HIIT is a 30-day no-equipment high intensity interval training program with short and to-the-point workouts designed for high burn and streamline and suitable for all fitness levels. Each day consists of a 1-minute long circuit followed by a 1-minute break you repeat several times depending on your fitness level and/or the time available.
The program primarily focuses on fat burning but it also includes additional ab-work and strength-oriented exercises.
Additional instructions: Work in bursts at 100% effort and go flat out every single time.At level I you can take as much rest between sets as you need. At level II, keep rest times under 2 minutes. At Level III, rest time should be kept under 1 minute. For high impact moves alternatives, see exercises modifications. It is also ok to replace push-ups with knee push-ups.