Can You Get Sick From Air Conditioning?
by Daniel Kolitz on Gizmodo, shared by Melissa Kirsch from Lifehacker on (#3VV5H)

At the peak of summer, when just walking to and from the corner store necessitates a shower and a change of clothes, air-conditioning can seem almost too good to be true. It is one of the few staples of modernity without severe and readily apparent downsides: all it does, or all it seems to do, is make things cooler,"