I promised an update after a few Advanced Allergy Therapeutics visits and here it is!   If you missed the first post where I introduce AAT and the journey we are embarking on, check it out here:  Advanced Allergy Therapeutics – Day 1. Since my first post, Hubby has had 2 more visits.   At visit #2, Dr. Hassam tested him to see if he was holding the histamine treatment she’d done the week before.  She put the cuff around his arm, and stressed tested him for the histamines.   He didn’t react this time!!   So, they decided to address dust next.   She sent the dust signal into…