Pain in the back is likely to be both a combination of wear and tear and osteoporosis due to her age.she can wear belt for support. She should be put on calcium and vitamin D 3 supplement under physician guidance. She can also increase her calcium intake in her diet as per her digestive capacity. It takes about 8-10 months for the bones to rebuild the calcium. Until then she has to continue under physician watch. She can avoid lifting heavy items and working in a bent back position for longer than 1 hour at a time.