Add Yahoo as a preferred source to see more of our stories on Google. Like George Costanza on “Seinfield,” many of us have done it - dip a chip into a communal bowl of salsa or stick a veggie into the ...

Is it true that double-dipping can spread germs? Like George Costanza on “Seinfeld,” many of us have done it — dip a chip into a communal bowl of salsa or stick a veggie into the hummus, bite it and ...