High-intensity interval training, aka HIIT, is one of the best ways to maximize your workout time. Burn a ton of calories and boost your metabolism in little time with celeb trainer Astrid McGuires full-body HIIT workout. It may be only 10 minutes long, but it will leave you dripping with sweat. Theres no equipment needed for the workout, so press play and start to get your sweat on.
Post from: Pop Sugar