PITTSBURGH (KDKA) -- You may want to rethink accepting a slice of cake after the birthday boy or girl blows out the candles. A recent study, "Bacterial Transfer Associated with Blowing Out Candles on ...
SAN FRANCISCO (CBS SF) -- Maybe you should make another wish the next time you have birthday cake -- that your guests won't get sick. A new study says blowing out those candles on the birthday cake ...
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