Author: Khalid Beshir, Lecturer in Biomedical Science, University of East London

Your reaction to mosquito bites can even change over time. Marina Demeshko/ Shutterstock Two people spend an evening in the same garden and receive roughly the same number of mosquito bites. By morning, one barely notices them – while the other is covered in large, swollen, intensely itchy welts that linger for days. Most of […]