allergies
Allergy (Allergies) Symptoms, Causes and Signs on MedicineNet.com
Get the facts about allergic reactions, causes, allergy types (food, dust, mold, seasonal), symptoms and signs (skin rash, itching, red bumps, sneezing)
ALLERGIES
This section does not discuss food allergies or skin allergies. … Allergies occur when a foreign substance, called an ALLERGEN, enters your body via the nose, lungs, [...]