A lot of women still think that crunches and sit-ups are how you build a strong core, but you shouldn’t believe in either and should stop doing them. To really work your core and improve your posture, you need to get off balance and try new things.
Use the following routine that specifically targets your entire core from different angles, to create your strongest, firmest, flattest center yet. For this workout, you need to dust off your exercise ball. Watch those abs pop in no time.