Effects of 12-week high-intensity interval training on plasma visfatin concentration and insulin resistance in overweight men

In conclusion, adding a low-volume 20-minute HIIT (three times/week) to an energy-deficit diet not only can improve the efficiency of weight-loss program in the reduction of body fat, plasma visfatin levels, and HOMA-IR, but also has a reservation effect on lean body mass.
Source: Journal of Exercise Science and Fitness - Category: Sports Medicine Source Type: research