WebMD explains the causes, symptoms, and treatments of postnasal drip.
Acute and Chronic Sinusitis: Treatments and Home Remedies
Many people with sinusitis wind up with the wrong diagnosis or use treatments that aren't likely to help. So before you run to the drugstore, here's what you need to know about tackling sinusitis.
HEPA Filters for Allergies
WebMD discusses the benefits of HEPA filters for relieving allergy triggers in your home.
Living With Allergies: A Glossary
Use this glossary of definitions for allergy terms to help you understand your condition.
What Causes Chronic Allergies?
What causes allergies and allergy symptoms? Go behind the scenes to find out -- and take control.
Common Food Allergy Triggers and Where They Hide
If you have a food allergy, shopping for groceries or dining out can be daunting. Is your food trigger hidden in surprising products or dishes? Here’s how to find out.
Allergy Statistics and Facts
How many people are allergic to ragweed pollen, cat dander, food? Here’s a quick rundown of some of the most important allergy and asthma statistics.
Sunburn and Other Sun Reactions of the Skin
Too much sun can cause sunburn and other skin reactions. Get the facts.
Skin Testing for Allergies
WebMD explains skin testing for allergies to locate the source of your allergy symptoms.
Tips for Your Allergy Action Plan
Allergy symptoms are manageable when you plan ahead and prepare for pollen and other allergens. Here are five tips from WebMD to help you develop your allergy action plan.