Think about: (a) the number of wounds, (b) the age of the child and (c) that they are already ill. Also consider the very serious consequences (death). That inc

Think about: (a) the number of wounds, (b) the age of the child and (c) that they are already ill. Also consider the very serious consequences (death). That increase in the hazard and the potential for serious illness is what makes this a real risk. In the UK we don't find it economic to vaccinate the whole population for chickenpox but if it's an option to pay for it then it would be sensible.