ABOUT US ALLERGIES PATIENTS SCIENCE NEWS CENTER CAREERS Find your location Allergies Allergic diseases Allergic diseases Allergic diseases Market environment Living with allergies Indoor allergies Outdoor allergies Diagnosis How is allergy diagnosed? Patient journey Treatments Allergen avoidance Symptomatic treatments Desensitisation Patient stories Cross allergies Pollen House dust mites Venom Veterinary ALLERGIES ALLERGIC DISEASES Market environment Today, more than one billion people worldwide are affected by allergies. Find out more. Living with allergies Allergic reactions are a common, chronic, often debilitating condition. Find out more. Indoor allergies While allergies are frequently considered as seasonal, our homes can lodge a vast array of allergens which can cause allergies all year long. Find out more. Outdoor allergies Seasonal allergic rhinitis affects millions of people. Find out more. © 2021 Stallergenes Greer Site Map Terms & Conditions Modern Slavery Act Statement Contact Cookie Policy Personal Data Protection Policy Cookies Reject and continue STALLERGENES GREER uses technical cookies essential for the functioning of the site as well as audience measurement cookies. You can accept audience measurement cookies by clicking on “Accept” or reject them by clicking on “Reject and continue”. You can change your mind at any time by clicking on “Cookies Management” and manage your preferences by clicking on “Set your preferences”. For more information, please read our Cookie Policy Set your preferences Accept