Another study led by the University of Macau found that participants who performed 20-minute HIIT workouts 4 days a week for 5 weeks improved their oxygen consumption by 9%. Why is a HIIT workout ...
No equipment (and very little space) necessary. Beginner workout Start with a few warm-up exercises, listed below. Do each one in order (which constitutes one set) and then repeat once more.
Each cycle will take just under four minutes, and you'll want to complete five cycles. In total, this workout will take about 20 minutes (although it's always a good idea to add a short warm-up ...
The app can be purchased in a few ways. A one month subscription will set you back $20, quarterly will set you back $54 and for a full year you’ll pay just $190. And if you buy the 12-month plan ...