The itching, redness and swelling of an allergic reaction are caused by mast cells—the vigilant first responders of the ...

New understanding of a receptor key to allergic responses and anaphylaxis in conditions like asthma could offer a new ...

A vector ecologist explains the complexities of tracking tick-borne diseases like Lyme in a climate-changed world ...

“So I went to a scar works therapist locally to me and she taught me how to be very gentle. In fact, not touch it,” she says.

Desensitisation is possible. A family of treatments known as immunotherapies work by repeatedly exposing the body to tiny and gradually increasing amounts of allergen. For common allergens, such as ...

Before leaving her life on the East Coast, Bee could only eat broccoli, coconut, and chicken, and she was exhibiting new reactions by the week.

Seasonal allergies in the South aren't limited to flowers and trees that bloom in the spring. Louisiana's mild winters mean there's no real "break" from allergens. Even when one season seems mild, the ...

Singer songwriter Justin Timberlake is the latest in a string of famous faces to say they have been struck by tick-borne Lyme disease.