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12 votes

Does inhaling steam from fresh-boiled potatoes help with a cold/flu cough or congestion?

It sounds like this is a Russian variant of a common home remedy of inhaling steam as a decongestant. [Examples: The Health Site, WebMD] The Cochrane Library reviewed the evidence: Heated, humidified ...
Oddthinking's user avatar
  • 144k
3 votes

Do UV air purifiers reduce the risk of being infected by the common cold or the flu?

Plausible, but under-researched. Lawrence Berkeley National Laboratory has this to say about UV germicidal irradiation (UVGI): There have been few published studies of the health benefits of ...
Roger's user avatar
  • 3,021

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