My 2 year old DS definitely had chicken pox at 4 months caught from my eldest. He was was absolutely covered, GP said worse case he had seen and because of his age was admitted to hospital in part too due to an infected spot on his eye. It was a horrible time and I've since found out there's been an outbreak in his nursery room. I'm so, so scared he will catch it again as I have read it can be likely if the first incidence happens when the child is under 6 months. He's barely eaten this weekend and now I'm concerned he's going to get it again. Is this really likely? I