HIIT is the go-to option for a time-efficient calorie burn. Alternate between 30 seconds of intense exercises like jumping jacks, burpees, or mountain climbers, and 30 seconds of rest. Repeat for 10 ...
You can do HIIT with cardio or resistance training exercises. Most HIIT workouts are only 10 to 20 minutes long, but this type of exercise may be beneficial when it comes to weight loss.