Tabatas are a quick, brutal way to get in shape. 20 seconds of work, 10 seconds of rest, repeated for 4 minutes total. Sounds easy, but it is tough. Great for days when you are pressed for time.
Tabatas are a quick, brutal way to get in shape. 20 seconds of work, 10 seconds of rest, repeated for 4 minutes total. Sounds easy, but it is tough. Great for days when you are pressed for time.