If you have had operation on your own back, it's essential to learn how to sit so you do not cause more pain or... You need to see a health care provider When your pain does not boost after a couple months or if any of the following indicators come https://allhealthmarket.com/product/therapy1/pain-management-therapy1/arm-hand-brace/waterproof-arm-protector-adult-sealed-cast-bandage-protector-wound-fracture-hand-arm-cover-for-shower-bath-care/