According to the Centers for Disease Control and Prevention (CDC), 54.4 million adults in the United States have undergone some form of arthritis diagnosis. Among these people, 23.7 million people have been somewhat limited in their activities. The best way to prevent this from happening is to re-think your views about it According to the Centers for Disease Control and Prevention (CDC), 54.4 million adults in the United States have undergone some form of arthritis diagnosis. Among these people, 23.7 million people have been somewhat limited in their activities.