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A doctor has revealed the best hack to prevent catching a cold, cough or flu in the run-up to Christmas .

With Christmas just two weeks away, no-one wants to be under the weather - and it appears Dr Sophie Newton may have just the trick to dodge the winter cold.

Speaking on TikTok, she outlined one of the "most powerful ways" to avoid a virus this December. She said: "It seems everyone has a cough, cold, or flu-like symptoms at the moment - there's a lot around.

READ MORE: 'I'm a doctor - here's how to avoid catching K-strain flu this winter'

"But what if one of the most powerful ways to dodge the winter cold isn't a supplement or a magic remedy - but something you are already doing every night, or try to."

Dr Newton was referring to the "boring" topic of sleep, but she

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