Exercise How to burn fat and calories in 4 minutes flat The key is CONSISTENCY!You will work out for 15 seconds and rest for 15 seconds. Repeat the exercise for a total of 1 minute per exercise.Minute 1: BurpeesMinute 2: High knew pushups / Mountain climbersMinute 3: Jump lunges / PushupsMinute 4: PlankInformation from my fitness pal Oatmeal Smoothie