Saline sprays, corticosteroids, antihistamines and decongestants – oh, my! There are several over-the-counter and prescription nasal sprays on the market.

Food allergies have been on the rise for the past several decades. This has some people turning to online food sensitivity testing to determine if they are a victim of a food allergy. But is this the best route to take and how accurate are these tests?

Allergies to vaccines are exceedingly rare.

Doctor Timothy Knudsen explains how to know whether you have a cold or allergies.