
Your to-do list may expand as you get ready for summer—but your butt and thighs don’t have to, thanks to these 20-minute interval workouts. Created by top coaches, our quickie sessions will burn major calories and shave minutes off the time you’d spend on a moderately-paced routine.
And get this: A recent study found that women boosted their fat burn in an hour of cycling by nearly 40% after just two weeks of interval training. Plus, new guidelines from the American College of Sports Medicine say three weekly 20-minute bouts of vigorous exercise (like intervals) provide all the cardio you need to keep your heart healthy.
Download three fat-busting workouts for the treadmill and elliptical. If only trimming your to-do list were this easy.
By Michele Bender








Comments (1)
These treadmill plans keep me motivated when I go to the gym early in the morning and don’t want to think about what to do ! It’s like having a personal trainer bark in my ear “ok. now..faster !!”
Good work !!