At the basic level, HIIT refers to working through periods of high-effort training (think 8 or 9 out of 10 rate of perceived exertion), followed by periods of rest, and repeated for a few rounds.

Because Tabata workouts typically involve aerobic activities such as cycling, rowing or running, participants may experience ...

HIIT for seniors brings on benefits specific to the older population, too, and it’s a safe way to work out—as long as you ...

Other HIIT workouts you may have heard of are CrossFit ... Initially, Tabata consisted of 20 seconds of intense cycling, followed by a 10-second break. These two phases were repeated eight times ...

Because the best HIIT workouts aren’t meant to last longer than 30 minutes or so, they’re mega efficient for honing your muscles. No gym? No sweat. (Actually, there will be lots of sweat.) ...