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 ...
- 141k
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 ...
- 3,031
2
votes
Can nasal spray with eucalyptus help prevent further infections?
If it really works as decongestant, then it may prevent opportunistic bacterial coinfections.
Not a peer-reviewed source, but at least doctor is interviewed.
http://health.usnews.com/health-news/news/...
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