A penicillin allergy is a mild or severe reaction to a specific group of antibiotics. Learn about symptoms and treatment.
Allergies occur when the body's immune system overreacts to outdoor stimulants such as mold spores and pollen. Learn about symptoms and treatment.
Condition marked by inflammation of the stomach and intestines.
The common cold is probably the most universal illness. It is a viral infection of the upper respiratory tract, which includes the nose and throat area.
Allergic contact dermatitis is the skin's reaction to an irritant—anything from poison ivy to certain fabrics can cause your skin to flare. Learn about symptoms and treatment.
Immune therapy is a cancer treatment approach that uses the body’s own immune system to attack cancer cells. Learn more about this treatment.
Sepsis is a severe inflammatory response in the body that can cause tissue damage and organ failure. Learn about symptoms and treatment.