Let Them Eat Dirt
Source: The Scientist
I read this interesting article with great interest. It demonstrates the rightness of the view of my mom, grandma, great grandma, ..., all of them is/were not scientist for sure.
"...Maybe it's okay to let your toddler lick the swing set and kiss the dog. A new mouse study suggests early exposure to microbes is essential for normal immune development, supporting the so-called "hygiene hypothesis" which states that lack of such exposure leads to an increased risk of autoimmune diseases. Specifically, the study found that early-life microbe exposure decreases the number of inflammatory immune cells in the lungs and colon, lowering susceptibility to asthma and inflammatory bowel diseases later in life. ..."
Full text: here
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