What Forest Flooring Playgrounds Train Us About Children and Germs

https://ift.tt/eA8V8J
Finnish researchers just published the first big test of the “biodiversity hypothesis”—that exposure to the microbes in dirt is good for young immune systems. As dusk fell on the Finnish city of Lahti on a still chilly day in May 2016, a crew of workers let themselves into the yard of an empty daycare center. …
Source: https://ift.tt/3nW8Lvm