Posts Tagged Asthma Allergies

  • Allergies Allergies

    By Julie Suchanek, MBA, MT (ASCP) Metropolitan Medical Laboratory What is an allergy? An allergy is a heightened reaction (or “sensitivity”) to a substance or substances (allergens) that are normally harmless. Allergens in the air (such as pollen, mold, dust mites and pet dander) are kn...