“Why is a 15-minute HIIT workout more effective than a 45-minute long-distance run?” asks Bonnie Mott from Instagram. This is a great question, and here to deliver the answer is none other than JJ Virgin, certified health and fitness expert and aerobics instructor.

Listen in to hear JJ explain how we can actually get better results by spending less time on our workouts! In this episode, you'll learn just why HIIT is so effective and how we can add it to our lives.