The Bottom Line on SIT

Let’s take a closer look at the study on Sprint Interval Training (1). Researchers recruited 30 sedentary and overweight men, average age 27. They randomly assigned the subjects to one of three groups: a control group who just kept on with their sedentary lifestyle; a group who performed moderate-intensity exercise for 50 minutes three times per week; and the sprint interval group who did three 20-second all-out sprints interspersed with warm-up, recovery, and cool down for a total of 10 minutes, also three days per week. All exercise was performed on exercise bikes and . . .

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