interval training

Exercise recovery heart rate is one of the biggest predictors of cardiovascular health. Using heart rate interval training can help you get lean and live longer.
You hear a lot about Tabata intervals. It is an efficient and intense way to exercise aerobically and anaerobically. Do you know where this exercise protocol originated?
While it may sound like joke fodder for fifth graders, this type of workout can help runners, from beginners to seasoned vets, hit the ground running to better fitness or a faster PR.