Rheumatoid arthritis (RA) is an autoimmune disease that causes inflammation in the joints. Autoimmune diseases are illnesses where the body attacks its own immune system. The autoimmune system is made up of cells that destroy ...

Just as people suffer from hay fever in the spring and fall, pets can get inhalant allergies, called atopy. Atopy is a common disease, affecting 10% to 15% of dogs. The age of onset varies ...