You will probably not believe it, but there are 100,000,000,000,000 bacteria in your body and on your skin – ten times as many as people in the world. Most of them help you to stay healthy.
The human microbiome
The vitreous human
The interaction of humans and microorganisms is highly topical and will bring some surprises in the future. For example, the microbially controlled gut-brain axis is said to have a connection with moods, including fear and spirit of enterprise. A kiss-o-meter can show how many millions of bacteria are exchanged by a kiss.
Department Hygiene (Lass-Flörl), Institute of Microbiology (Insam)