A team from a leading children's hospital carried out what they claim is the largest study to date on children who have milk and egg allergies. They found a trend towards more severe and persistent allergies in children, although there was evidence that some lose allergies during adolescence. The researchers say food allergies are more 'unpredictable' and 'aggressive' than before. In America, 3 per cent of children are allergic to milk and 2 per cent allergic to eggs. A team...