back pain in pregnant women. chronic diseases of the spine and musculoskeletal system. ischalgia and muscle tension. close-up

abdomen baby back backache backbone background belly big blouse care child childbearing chronic close-up concept disease diseases female gestation girl h3althy health hernia hormonal hormone hormones intervertebral ischalgia kyphosis lordosis maternity medical motherhood muscle muscles musculoskeletal myalgia osteochondrosis pain posture pregnancy pregnant scoliosis small spasm spine spondylarthrosis stomach system tension trimester vertebra white woman women