There are some chaotic weeks where, between long working hours and a social life, you may just not get to spin class or yoga as much as you’d like. But if you’ve been stressed about only fitting in a sweat sesh one or two times a week, a new study reveals that there’s no need—because you can still reap the benefits of regular exercise with only a couple of vigorous workouts a week. Game changer.
Jordan Metzl, MD, is serious about high-intensity interval training. So much so that HIIT is becoming his go-to Rx.