Before performing any abdominal exercises, all moms should check for abdominal separation (diastasis recti). Abdominal weakness, hormonal changes, pregnancy, c-sections can all cause this separation. If you do traditional abdominal exercises (such as crunches) with a separation, those exercises will only make the diastasis worse. To do a self-check, lie on your back with your knees bent. With your fingers pointing down toward your feet, hold two fingers flat on…