Online Tabata Clock - Workout Timer - Interval Timer. If you ever want to use the old tabata clock, it's still available here: Tabata Clock What's a Tabata?
The word "tabata" refers to the format of the workout. You do 20 seconds of any high intensity exercise followed by 10 seconds of rest, for 8 rounds (4 minutes total). Heit - gesund.tv. Fitness Advice, Workout Videos, Health & Fitness.