You are the one in pain when the exercises don't work, or when you were told to use heat when you should have used ice. A mistake made by an irresponsible OB/GYN puts both child and mother at risk. You can buy for like 15 dollars online and you also can get it from eating pineapples which are the only fruit that contains bromelain. Body weight can add pressure to your back which also causes pain. try to control nerves.