What puts more pressure on the pelvic floor - an Abdominal Crunch or Standing up from a chair? Did you know that an abdominal crunch, lifting a new born child above your head, climbing stairs and walking on a treadmill (4-5km per hr.) are all less pressure on the pelvic floor than simply standing up from a chair? And how many new mothers have been told NOT to do crunches or avoid excessive lifting of their toddler/child because of pelvic floor issues, but continue to go from