<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi. Since June I have bad lower back pain especially when in bed and for the first hour or so in the morning. Also since January i have bad pain in my heels and find it hard to walk most of the time. And since February I ve had alot of pain and pressure on my tailbone. I havent had any injuries in either area. Any idea what could be causing it?  <response>: Hi, Thanks for the query. I understand your concern. You seem to have pain due to Arthritis of sacroiliac joints weakened bonesosteoporosis degenerative changes in vertebrae or disc problems. All of these are related to degenerative changes caused by over use age. You need to consult an orthopedic surgeon for a detailed physical examination investigations like serum calcium, vitamin D, Rheumatic factor in blood X-ray spine joints. After coming to exact diagnosis you would be offered cause specific treatment, which can bemedicines with NSAID, steroids calcium vitamin D supplementsphysiotherapy surgery, Thanks. 