In the United States, over 35 million adults and children have allergy-related problems.
Allergies can be as minor as sneezing and itching.
For some children, however, allergies can become very serious or even life threatening. A wide range of things can trigger an asthma attack. Hay Fever Pollen from trees, grasses, or weeds. Hives may be found on different parts of the body and do not stay at the same spot for more than a few hours. Contact dermatitis Contact with a plant substance such as poison ivy or oak, household detergents and cleansers, and chemicals in some cosmetics and perfumes.