Sick People Smell Bad: Why dogs sniff dogs, humans sniff humans, and dogs sometimes sniff humans | Science News | Scoop.it
From blogs.scientificamerican.com - January 15, 2012 1:49 PM

“The smell of a body is the (bacteria themselves) which we breathe in with our nose and mouth, which we suddenly possess as though (they) were (the body’s) most secret substance and, to put the matter in a nutshell, its nature. The smell which is in me is the fusion of the (bacteria) with my body…”