You had a kid, which means your core and pelvic floor have performed an Olympic-scale feat and deserve special attention. Dara Bergeron, founder of Belly Bootcamp , shows your three moves that strengthen your pelvic floor. Start with two to three minutes of diaphragmatic breathing and then do eight to 20 reps of each exercise—only do as many as you can with good form. Try doing these exercises daily, slowly building up your reps. And make sure you are practicing these easy stretches that will help realign your posture .