Irritable bowel syndrome, chronic itching, asthma and migraine are in many cases hard-to-treat conditions. They have in common that they are triggered by an excessive immune response—which in severe ...

Allergy affects more than one billion people worldwide—and the number is rising. For many, it means mild symptoms such as itching and a runny nose. For others, it can develop into life-threatening ...

Peanut allergy treatments are improving. Options like oral immunotherapy and biologics are helping lower the risk of severe reactions if you’re exposed to peanuts. Living with a peanut allergy can be ...

Scientists have uncovered a surprising new pathway behind life-threatening food allergies. Instead of histamine, a different chemical called leukotrienes drives severe reactions in the gut. These ...

What Is a Peanut Allergy? You have a peanut allergy when your body’s immune system overreacts to peanuts. Normally, your immune system helps protect you from germs and other harmful substances. But if ...

Please provide your email address to receive an email when new articles are posted on . The food allergy severity score classifies reactions by the bodily systems that are involved. Tuna and cod were ...

People are not born allergic to things, but they can be born with a genetic tendency to become allergic to things to which they are exposed, said John M. Kelso, MD, in a presentation at American ...