<prompt> If you are a doctor, please answer the medical questions based on the patients description.i suffer from severe pain in my back after long periods of standing and have also noticed that the bottom of my back, my coccyx, is really noticable and i have a dip at the top of my bum. I think this has happened since i gave birth. Is it normal or should i get it checked out?  <response>: Hi, Welcome to Chat Doctor. After going through your query I think you is suffering from chronic backache. Treatment of back pain is exercises and analgesics diclofenac 100mgSR. It is not normal. Sometimes vitamin D deficiency is the cause so get her vitamin D checked. If it is low then vitamin D supplementation with milk can be taken. Avoid long continuous standing. Sit in a straight posture. Eat milk and milk product, fruits and green leafy vegetables daily. To further investigate MRI of the region is advised. I think your query answered. Welcome to any follow-up query 