slipcover definition: a removable, fitted cloth cover for an armchair, sofa, etc.transitive verb -Â·covÂ·ered, -Â·covÂ·erÂ·ing to cover (a chair, etc.) with a slipcover... Definitions
Upper and middle back pain may be caused by: 1  Overuse, muscle strain, or injury to the muscles, ligaments, and discs that support your spine. 2  Poor posture. 3  Pressure on the spinal nervesspinal nerves from certain problems, such as a herniated disc.  A fracture of one of the vertebrae.
Low Back Pain: Causes. Back pain can be caused by a wide variety of factors. These include structural problems of the back, inflammation, muscle and soft tissue injury, secondary response to other diseases or conditions, imbalances in body mechanics, and psychological/social factors, among others.