Fight Fat at Any Age: Exercises for Your 20s, 30s, and 40s

Exercises Tailored to Your Age

At FITNESS, we get more letters asking for the secret to looking and feeling your best at any age than anything else. So we went to the experts to find out how to overcome the biggest hurdle women face -- a slowing metabolism, which begins to falter in your 20s, then decreases 2 to 3 percent in your 30s and another 2 to 3 percent in your 40s.

Our age-specific workout plan by trainer Kathy Kaehler, author of Fit and Sexy for Life, is designed to keep your metabolism humming in every decade with a combo of multi-muscle strength moves and fat-fighting cardio. Give it a try and you'll see a difference in your endurance, power, and flexibility -- and in your waistline -- in just a few weeks.