New research is suggesting that bacterial infections might be the source of disc related pain. It’s an interesting mechanism – the bacteria, which exist in the mouth and hair, can be moved into the bloodstream by brushing of the teeth. They can be deposited into the disc as part of the body’s response to injury and once there can proliferate and be a source of pain. According to researchers, this could potentially be involved in up to 80% of back pain cases. The full article can be found here . I know I’d rather try antibiotics than an operation.