Sprint 400 meters, yeah rite, rest 10 and do squats and repeat 6 more times (where on the moon?). Even back in school 15 yrs old, 100 meter dash.. annd im winded to phuck.. ..then drop and gimmie some squats..my ass...oh, then repeat it quickly before time runs out... as if lol.. That's gotta be gayest Tabata I've heard of. I'll stick my saNe ****te routine...less ur in a jet airplane ..nobody runs 400 meters in 20 sec. ...but Tabata is great. I love 2:1 anything, cept this.