Why does it always?

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When it's cold outside, why does your nose run?

2007-02-03 04:08:28 · 4 answers · asked by stephy 3 in Science & Mathematics ➔ Weather

cold air breathed in through the nose causes the vasal constriciton allowing your sinuses to drain.

2007-02-03 04:13:08 · answer #1 · answered by fancyname 6 · 0⤊ 0⤋

because when you're outside on a cold day, the air in your nose is a lot warmer than the air around you

2007-02-03 12:17:56 · answer #2 · answered by frannie 1 · 0⤊ 1⤋

One its WINTER!Second maybe because of your eyes it waters up and goes toyour nose and makes it run.Duh.

2007-02-03 12:18:34 · answer #3 · answered by glenna f 1 · 0⤊ 2⤋

i have no idea. I always wanted to kno that answer

2007-02-03 14:33:17 · answer #4 · answered by Justin 6 · 0⤊ 0⤋