Exercises That Work the Lower, Middle & Upper Abs

Obtaining toned abs requires more than just traditional situps. There are three layers to the abdomen and working out each muscle group will result in flat abs.

About the Author

Sarka-Jonae Miller has been a freelance writer and editor since 2003. She was a personal trainer for four years with certifications from AFAA and NASM. Miller also worked at 24 Hour Fitness, LA Fitness and as a mobile trainer. Her career in the fitness industry begin in 2000 as a martial arts, yoga and group exercise instructor. She graduated cum laude from Syracuse University.