Over a course of a period of time you might acquire and suffer from a variety of allergies. Learn why it is important to keep track of your allergies so a doctor is able to make a better diagnoses.
If you've got allergies, you know the drill -- sneezing, wheezing, itching. Know why you get these symptoms? You may be surprised at the answer. Learn about the immune-system mix-up we call an "allergy."