Most workouts (especially ab workouts) either take too long, require a gym membership, or use unrealistic diets to help you get six pack abs and lose fat.
If you do it the Burn the Fat, Feed the Muscle way, you won’t just lose body weight, you’ll lose body fat and keep the lean muscle. You can even gain lean muscle while losing fat at the same time: that rare achievement also known as "body re-composition."
Purdue University research found men and women can lose fat, gain muscle, get stronger, lower LDL cholesterol, and improve blood sugar with a strength training workout.