Sharper Image's Air Ionizer, as well as others, turned out to be more harmful than regular oxygen. Get the Air Supply Mini-Mate , which my allergist freaked out about. "The data! Look at the data! Look, damn you, look!" Sure, you'll look stupid with it hanging around your neck, but not as stupid as that guy over there scratching the shit out of his itchy eyes.
$149.95 from www.airsupply.ca