Home > Medical > Allergy > About allergy About allergy How to cope with seasonal allergies Spring is in the air, and while that means an end to the winter weather, for many it also signals the beginning of runny noses, itchy eyes and constant sneezing. Zero tolerance: is it an allergy? If you are prone to reacting badly to certain foods, you may have a food allergy or an intolerance. Here’s how to tell the difference ,and what to do about it. Food allergy a rising global health problem This year World Allergy Week takes place from 8-14 April with the Allergy Society of South Africa (ALLSA) profiling the global theme “Food Allergy—A Rising Global Health Problem”. Quiz Why am I so tired? » Subscribe Allergy Newsletter » Join Body Talk » Ask CyberDoc » Common allergens What's in a sneeze? Allergies and pregnancy An allergy or hypersensitivity reaction occurs when the body's immune system overreacts to a substance that is normally harmless (allergen), such as mold, pollen, animal dander, or dust mites. A-Z of Allergies The function of the immune system is to protect the body against foreign substances or hostile invaders such as viruses, bacteria and harmful chemicals. Anaphylaxis (allergic shock) Anaphylaxis (allergic shock or anaphylactic shock) is the most severe form of an allergic reaction and can be life-threatening. Are dogs the real culprits? More people are allergic to cats than dogs. However, a new study shows dog allergens are more ferocious irritants to asthmatics than cat dander, cockroaches, mold and dust mites. Sinusitis Sinusitis, inflammation of the paranasal sinuses, is a common disease that may afflict people throughout their lives. Hives or urticaria Lasting for minutes or days, hives (also called wheals or welts) are large, itchy red bumps on the skin. Hives can also last for a longer period No fleeing Fido's fur If you think your child's asthma will be cured if you find Felix and Fido another home, think again. load more articles advertisement From our sponsors Your retirement - a healthy mindset So many people, why so alone? You can still enjoy the sweet things in life Take the sugar test, it could save your life.