This 15-minute beginner HIIT workout from fitness trainer Joe Wicks, who goes by The Body Coach on YouTube, is the perfect place to start with interval training. It uses low-impact moves to fire ...
One of the biggest benefits of HIIT is efficiency. When you ramp up the intensity of a workout, you can dial back the duration and still reap the rewards. So, even 10 to 15 minutes is enough time ...