It's never easy for a parent to leave their child, especially a young baby, at a nursery or childminders. When that child has a potentially life-threatening allergy, the separation is even more fraught with worry. The tragic events that ended with the death of five-month-old Thomas Egan after he was fed milk products in a Jigsaw nursery in Milton Keynes will have set alarm bells ringing for nurseries all over the country. The number of children with allergies to various foods has risen sharply in recent years and few settings will escape having to deal with the issue and practicalities...