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.
Injury to the back, such as a pulled muscle, is one of the most common causes of back cramps. Poor posture, overexertion through exercise, improper lifting methods, or even menstrual cramps can all cause back pain as well, however, in addition to issues with the vertebrates of the spine. The most common cause of back cramps is physical injury.