Be afraid, be very afraid because germs don’t take holidays.
Murphys law will enact itself.
If his holiday involves air travel, that is a further risk factor, because at high altitudes air is an expensive commodity, and therefore the airlines make all the passengers share a minimal quantity.
i gave up on vacations years ago because i always felt worse after i came home than before i left
Just drink some of your nuclear coffee. Too bad you can’t use sick time to add to your vacation if you are actually sick.
lying low, please
Sad thing is if your sick for work, your work will still be there in a week or two when your better. If your sick for vacation you don’t get another chance for at least six months or longer.