Arthritis is an informal way of referring to more than 100 types of joint diseases that affect 53 million adults and 300,000 children in the U. Arthritis is very common but is not well understood. People of all ages, sexes and races can and do have arthritis, and it is the leading cause of disability painful joints not arthritis America. More than 50 million adults and 300,000 children have some type of arthritis.
It is most common among women and occurs more frequently as people get older. Symptoms may come and go. They can be mild, moderate or severe. They may stay about the same for years, but may progress or get worse over time. Severe arthritis can result in chronic pain, inability to do daily activities and make it difficult to walk or climb stairs. Arthritis can cause permanent joint changes.