It is contagious not airborne transmission so if you never share cutlery and utensils and don't get up close and personal (hardly likely for grandma with a 20 year old grandson if my two are anything to go by) you won't get it.
I am trying to be sensible and not jealous of your new responsibility. I hope he’s not too ill. I don’t think we are in the demographic for glandular fever and you’ve had it.
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