Because muscle tone and strength equals tighter abs, right? (holisticsquid.com)
These exercises won't just give you just tighter abs, you'll also improve posture, relieve any lower back stress, and improve its overall performance. (fitness-baron.com)
Alright, we get it, we see the same celebrities three seconds after having their babies, with tight abs not looking like they have ever even been expectant! (babygaga.com)