An allergy is an immune system reaction to a normally harmless substance, such as pollen, dust, pet dander, or a food protein. Watch this to get a better understanding of what that reaction entails.
From pollen to diesel fumes, the air we breathe is filled with potential allergy triggers that can irritate the nose, throat, eyes and skin. And those triggers are airborne allergens, watch this to learn more about them!
There is a lot of confusion between food allergies and food intolerance. Watch this to understand the differences.