Have you read any information off of this website? I think it is one of the best rat information pages out there. It is called Virginia's Rat Page. There is a lot of medical questions & answers, information, etc.

Here is a nice little piece of information about sneezing from Virginia's Rat Page (links to Rat & Mouse Club of America), check it out: Click here Scroll down a little bit until you find the Q & A about sneezing rats.

In case you don't have the Virginia's Rat Page address, here it is! It is a must for all rattie owners, IMO. Virginia's Rat Page