Allergies
SZvH9zP1OH2018-12-04T13:55:05-05:00Introduction An allergic reaction occurs when the immune system overreacts to a normally nonthreatening substance. There are many types, causes, and symptoms of allergic reactions. Different areas of the body can be affected depending on the allergic trigger. Some allergic reactions can be life threatening and require emergency medical attention. Allergy treatments include avoiding the [...]