This is a list of lists of cities in Europe. Lists of countries includes countries that fall to at least some extent within European geographical boundaries according to certain definitions.
Quick Answer. Pain in the upper right side of the back can be caused by numerous problems, including muscle strain, poor posture, pressure on the spinal nerves or a fracture of one of the vertebrae, according to WebMD. Myofascial pain and osteoarthritis are other causes.
Causes Of Upper Back Pain. Acute upper back pain may be caused by damage to the muscles of the upper back region. This can occur as the result of accidents, sports injuries, or by poor posture. When damage occurs to muscles, the immune system releases inflammatory molecules, which causes pain.