Food allergy symptoms can start quickly after eating and may last from minutes to a couple of days. Seasonal allergy symptoms can last for weeks or even months if exposure to the allergen continues.

Dear Readers: Many readers expressed opinions -- and offered tips for coping -- on the subject of allergies when visiting friends and family during the holidays, or just visiting friends in general.

Dear Readers: Many readers expressed opinions -- and offered tips for coping -- on the subject of allergies when visiting friends and family during the holidays, or just visiting friends in general.

Allergies can be just as miserable for pets as they are for humans this time of year. The nighttime scratching and jingling of the collar and tags already has started with my dogs. The continual ...

Learn the key symptoms of conjunctivitis, how viral, bacterial, and allergic pink eye differ, and when eye redness or discharge needs medical attention.

People can develop allergic reactions to the ingredients in tattoo ink. An allergic reaction to a tattoo can emerge years after a person gets tattooed. Medication may be necessary to treat the immune ...

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 ...

Dear Readers: Many readers expressed opinions — and offered tips for coping — on the subject of allergies when visiting friends and family during the holidays, or just visiting friends in general.