Tennis elbow is a painful condition in which the tendons that connect your forearm muscles to your bones become weakened. It occurs when you overwork your elbow by repeatedly performing particular actions. It's possible that your doctor will refe...
Rheumatoid arthritis is an autoimmune disease that occurs when the immune system attacks healthy bodily tissue. However, it is unknown what causes this.
Antibodies are produced by your immune system to help fight illness by attacking bacteria and ...