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    • What Are Allergies?

      What Are Allergies?

      Verywell Health via Yahoo News· 1 year ago

      Allergies occur when the immune system reacts to a normally harmless substance—such as pollen, dust, or mold—that does not affect most people. When...

    • How Long Do Allergic Reactions Last?

      How Long Do Allergic Reactions Last?

      Verywell Health via Yahoo News· 10 months ago

      Allergies are an immune system reaction to substances called allergens. How long allergies last varies based on what type of allergy, length of exposure,...

    • How Are Allergies Treated?

      How Are Allergies Treated?

      Health via Yahoo News· 1 year ago

      Iuliia Bondar / Getty Images Medically reviewed by Jurairat J. Molina, MD Allergy treatments include lifestyle modifications to avoid allergens,...

    • What Is Nonallergic Rhinitis?

      What Is Nonallergic Rhinitis?

      Verywell Health via Yahoo News· 11 months ago

      Runny Nose, Sneezing, and Congestion Not Caused by Allergies Grace Cary / Getty Images Medically reviewed by John Carew, MD If you have a runny nose,...