Health topics Allergies Asthma Health news and features Little sneezes: Allergies in children What is anaphylactic shock? Understanding allergic asthma Watch for asthma symptoms in toddlers Food allergy or intolerance: What’s the difference? More news and features Health tools Allergies or a cold? How to tell the difference Cold vs. allergy quiz Is long-term allergy treatment right for you? Hay fever quiz