The things you learn while living in Russia! A few ideas I've encountered lately have been eye-opening.
1) Opening your mouth outside when it's cold can make you sick. I observed a mother on the street telling her crying child to close his mouth because it was cold outside! From what I figure, it's pretty annoying to have dried tears, etc. frozen onto your face. And I guess it's not very good for your vocal cords to be breathing cold air a lot. But I don't know if it really makes you sick per se.
2) You're not supposed to rub your belly when you're pregnant because it could squish the unborn baby or traumatize him or something. I didn't really understand the explanation, and I've never been pregnant, but sounds kind of silly to me. Anyone?
3) Changes in barometric pressure make people feel yucky and depressed. read more/-