Get a stronger core with these simple moves.

By Sharon Tanenbaum

Strengthening your entire core will ease stress on your lower back and can actually help you to stand taller. Use these moves selected by Jessica Matthews, the continuing-education coordinator for the American Council on Exercise, to work all your abdominal and back muscles. After the warm-up, do each exercise once; work your way up to two sets. Finish with the cool down. Stronger Abs 

Illustration by Jason Lee