A common cause of back pain is an injury like a pulled muscle (strain). Sometimes, medical conditions like a slipped disc, sciatica (a trapped nerve) or ankylosing spondylitis can cause back pain.
What is a backache a symptom of?
Sometimes it can come on suddenly – from an accident, a fall, or lifting something heavy, or it can develop slowly because of age-related degenerative changes in the spine. In some cases, inflammatory arthritis disorders or other medical conditions cause back pain