Could a low-histamine diet help you ease skin symptoms from chronic spontaneous urticaria (CSU), also called hives? New research suggests that avoiding high-histamine foods can help you clear up this ...

Diamine oxidase (DAO) is a digestive enzyme that rids your body of histamine. Histamine is a signal protein important for digestion, allergic response, immunity, and more. Experts don't agree, but ...

You might not associate an allergy attack or seasonal sniffles with a weekly workout — but a chemical in the body ties them together in one unexpected way, suggests new research. A study released ...