Be patient. Talk to your doctor about when to start exercising vigorously. Start with yoga and stretching and then move on to light cardio like walking. Once you feel confident, you can start with cardio, [simple_tooltip text=HIIT tooltip=An exercise form entailing short bursts of intense exercise with brief rest periods until you reach exhaustion. ], and other belly tummy toning exercises. You can also do exercises for diastasis recti. Within 4-5 months, you can start seeing results.