When faced with arthritis pain its best to go to the root of the problem. Amongst the many possible causes of arthritis, certain types of arthritis have been connected with the build-up of harmful toxins in the joints. Toxins are able to build up in our system due to poor circulation which can be caused by many factors including poor digestion, lack of exercise and diet. They often lodged in the joints as these tend to have restricted circulation to flush them out.