Hives, also called Urticaria, are red swollen patches and welts on the skin. It might be mild, moderate or severe depending upon the exposure to triggers. Hives are characterized by red or skin-colored itchy bumps and patches. When pressed in the centre the spot becomes white. This unique feature is called blanching. The causes of Hives are - Food allergy e.g. Peanuts, nuts, eggs - Medicines e.g. Aspirin, Ibuprofen - Bug bites or insect stings - Bacterial infections - Viral infections - Pollen - Plants - Latex - Dust The treatment of Hives include - Anti-histamines e.g. Cetirizine, Fexofinadine - Avoid known triggers