Microbiome: what if obesity is contagious?

WORLD: When people get sick, their microbiome can change. For which diseases is this particularly noticeable?

Finlay: Microbial changes are associated not only with obesity, type 2 diabetes, cardiovascular diseases and chronic intestinal inflammation, but also with certain types of cancer, asthma and neurodegenerative diseases such as dementia and especially Parkinson’s.

WORLD: They now say: overweight and other ailments could even be passed on from person to person via the microbiome.