One of the worst memories for people is how they suddenly caught in eating his own snot. Even the mere thought of it silences many of us. Of course, the bugs completely natural, but they are known, are not food.
But now scientists from several universities, including Harvard and the Massachusetts Institute of Technology, said that parents should not discourage their kids from picking their noses. They claim that ingesting boogers is a “rich source of bacteria” and is good for the teeth.