Seasonal Allergies Your allergic reactions are an immune response to an otherwise harmless substance. This substance — whether it’s pollen, animal dander, or mud — comes into contact with cells within the mucus membranes of your nose, mouth, throat, lungs, stomach, and intestines. In an individual with allergic reactions, http://keeganzcx09.blogocial.com/Healthy-Eating-Basics-38648904