someone said: 30-day ab challenge. I just had to repin this because I've been doing it for only 4 days now (and at only 10 reps instead of 25) and already I'm seeing definition. And I've tried pretty much every Ab workout on pintrest and haven't seen these kind of results.
Work on your abs and obliques with these core exercises for women. A 30 minute waist cinching workout to activate your obliques and define your waistline! http://www.spotebi.com/workout-routines/core-exercises-for-women-abs-obliques-workout/