Current asthma and respiratory symptoms among pupils in relation to dietary factors and allergens in the school environment

For that study, 1014 pupils from 8 schools were questionned in the aim to study asthma and allergy in relation to diet and the school environment. Most of the classrooms fulfilled the ventilation standard, but despite that, cat, dog and horse allergens were found at high level in most of the classrooms. The authors also found interaction between dietary factors and allergen levels.