This article was medically reviewed by Joey Thurman, CSCS, CPT, FNS, a Chicago-based fitness expert and creator of Fast Results program. HIIT workouts, or high-intensity interval training ...

The words “high intensity interval training” (a.k.a. HIIT) alone might make you sweat, but it’s time to start incorporating it into your routine if you aren’t already. HIIT is a triple ...

Tabata is a type of high-intensity interval training (HIIT). While the terms "Tabata" and "HIIT" are sometimes used interchangeably, it's worth noting that Tabata is just one type of HIIT workout.