Anatomy
02 Jan 2006
Allergy and the immune system
Allergy is an exaggerated immune reaction to a usually harmless substance like pollen. Uncontrolled inflammatory and other allergic responses damage cells.
Children's health
29 Dec 2005
Skin prick tests
Skin prick tests are used to diagnose allergies. Allergens are placed on the skin, which is then pricked to see if an allergic reaction occurs.