What are allergies and why are we getting more of them?
What are allergies and why are we getting more of them? Allergies are becoming more frequent in the western world. Al Fed/Flickr, CC BY-NC-ND Adam Collison, University of Newcastle; Elizabeth Percival, University of Newcastle; Joerg Mattes, University of Newcastle, and Rani Bhatia, University of Newcastle Allergies are reactions caused by…