Breathing soil bacteria makes you smarter.

[Gary350]

https://www.mnn.com/lifestyle/health-well-being/stories/breathing-soil-bacteria-makes-you-smarter

[saku]

I love it! I have been telling my family that gardening is good for them, now there is proof!

[tylianna]

I knew playing in the dirt as a kid was good for me! Now to suck it up and let my kids do it, too...

[Kisal]

Some soil bacteria aren't so great. Although I was in the majority and never developed the disease, I have lung scarring from this one:

[url=https://www.dhpe.org/infect/histo.html]Histoplasmosis[/url]