This site has pictures of all the best core exercises for women and men, and you can try the free core workouts on this site. (ab-core-and-stomach-exercises.com)
My normal workout plan doesn't have a lot of core exercises as I think it quickly gets boring. (annesmiles.com)
Try one of the 10 best core exercises for back pain, such as planks and hip raises to get instant relief. (healthcare-online.org)