I was never officially diagnosed with SPD (symphysis pubis dysfunction, or excessive and/or painful separation of the two pubic bones at the front of the pelvis) with my last pregnancy, but the pain was bad enough that I could not exercise for all of my third trimester. This pregnancy is no different. And while I have been taking it easy, I have a 19 lb infant to take care of, which is exercise in itself. According to this site, "During pregnancy hormones soften and stretch the ligamentsof the body in order to allow the pelvis to open slightly during labour so that the babycan move easily through...