A herniated disc as seen on MRI, one possible cause of<unk> <unk>  is not a specific disease but rather a complaint that may be caused by a large number of underlying problems of varying levels of seriousness. The majority of<unk>  does not have a clear cause but is believed to be the result of non-serious muscle or skeletal issues such as sprains or strains. Obesity, smoking, weight gain during pregnancy, stress, poor physical condition, poor posture and poor sleeping position may also contribute to<unk> . A full list of possible causes includes many less common conditions. Physical causes may include osteoarthritis, degeneration of the discs between the vertebrae or a spinal disc herniation, broken vertebra(e) (such as from osteoporosis) or, rarely, an infection or tumor of the spine. Women may have acute<unk>  from medical conditions affecting the female reproductive system, including endometriosis, ovarian cysts, ovarian cancer, or uterine fibroids. Nearly half of all pregnant women report pain in the<unk> er back or sacral area during pregnancy, due to changes in their posture and center of gravity causing muscle and ligament strain.<unk>  can be broadly classified into four main categories: *Musculoskeletal – mechanical (including muscle strain, muscle spasm, or osteoarthritis); herniated nucleus pulposus, herniated disk; spinal stenosis; or compression fracture *Inflammatory – HLA-B27 associated arthritis including ankylosing spondylitis, reactive arthritis, psoriatic arthritis, inflammation within the reproductive system, and inflammatory bowel disease *Malignancy – bone metastasis from lung, breast, prostate, thyroid, among others *Infectious – osteomyelitis; abscess<unk>  can also be caused by an urinary tract infection.
Low back pain
Pelvic fracture
Back pain
Pelvic girdle pain
Middle back pain
Radicular pain
Pelvic pain
Xiphodynia