Medical warning on dealing with extreme cold

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(KTVI) – With St. Louis in the grip of a cold snap, medical professionals are warning people to stay out of the extreme cold. But if you have to go out into the cold, to dress in layers, dress warm and take warm-up breaks.

Temperatures are forecasted to drop to zero or below Wednesday and medical experts say the main thing is to adequately protect the body, especially the chest and head.