In 1877, Massachusetts passed the Nation's first factory inspection law. It required guarding of belts, shafts, and gears, protection on elevators, and adequate fire exits. Its passage prompted a flurry of State factory acts.
These muscles can cause pain in the right upper back after injuries, such as a muscle strain or bruise from a car accident or fall. Overuse from work or recreational activities, such as painting or playing racket sports, might also be to blame -- especially for people who are right handed.
Anything that affects the kidneys, including trauma, injuries or abnormal functioning of these organs can be felt as the pain along the waist line. Injuries or abnormalities of the right side kidney usually cause pain on the right side of the waist as well. Various infections of the kidneys and kidney stones formed from excess calcium or uric acid are also connected to pain in lower abdomen and the lower back.