Your A-to-Z Guide to a Flat Belly

woman-crunches

Credit: Istockphoto

5 of 28

D-Do faster crunches

Increasing the speed of your crunches (while still maintaining good form) activates more muscles in your trunk than doing more leisurely reps, according to a study in the Journal of Strength and Conditioning Research.

Next: E-Eat eggs

Previous
Next
» View All

Get the latest health, fitness, anti-aging, and nutrition news, plus special offers, insights and updates from Health.com!

More Ways to Connect with Health
Advertisement