This 20-minute full-body workout is part of the Women's Health 30-Day Workout Challenge. For this part of the exercise program, all you need is a mat and a pair of 6- to 10-pound dumbbells to ...
Keep your ribcage tight by squeezing your abs and glutes. Look up to the kettlebell, then push your butt back and rotate your chest open ... Why: Like other muscles, your abs need to take on a ...