Primary osteoarthritis is mostly related to aging. With aging, the water content of the cartilage increases and the protein makeup of cartilage degenerates. Repetitive use of the joints over the years causes damage to the cartilage that leads to joint pain and swelling.
The Right-To-Know law or the Hazard Communication Standard is a Federal law that gives people the right to know about the chemicals they may be exposed to in the workplace, and the dangers these chemicals may present.
