Reach for your toes to tighten and tone your six pack.
-Fingers to toes. Lie down and stretch your legs straight up to the ceiling with your arms down at your sides. Now, exhale, contract your abs, and crunch up from your waist reaching your arms straight up to your toes. Keep your lower back flat on the floor and continue, pausing up 15 times. -This move works your rectus abdominis or your six-pack abs.