Everyone is sniffling and sneezing this time of year. But how do you know exactly what ails you when the symptoms are all the same?

Exposure to higher levels of air pollution as a baby is linked to having a peanut allergy throughout childhood, according to ...

As temperatures stay warmer for longer and the first frost gets delayed, plants that release allergens have more time to grow ...

CNN’s Dr. Sanjay Gupta discusses why allergy season is starting earlier and lasting longer than before, and offers tips on distinguishing between allergies and a cold.

The exact timing of the symptoms depends on your exposure to an allergen – the thing you’re allergic to. Here’s how to work ...