It Can Promote Longevity: Due to its fat-blasting abilities and tendency to improve cardiorespiratory fitness, Vickers points out that HIIT can help prevent and improve a variety of health conditions, including decreasing the risk of diabetes, stroke, and certain cancers, as well as improving blood pressure, cholesterol, blood glucose levels, and mobility.It Can Help Build Muscle: HIIT workouts can also help build lean muscle mass, says Bowen.
Another study of overweight young men found that those who completed three 20-minute HIIT workouts per week lost 4.4 pounds in 12 weeks without making any changes to their diets. One review of 13 studies involving 424 overweight and obese adults found that HIIT helped reduce body fat and waist circumference. It Can Help Burn Fat: HIIT is one of the most efficient fat-blasting workout methods.It Can Help Boost Metabolism: Research also supports claims that HIIT can boost metabolism, increasing your metabolic rate hours after your workout.It Can Help with Oxygen Consumption: As Bowen previously explained, HIIT workouts are effective in terms of oxygen consumption, helping your body continue to burn calories long after your workout is complete.