Arab Weather - Although there are studies indicating the health benefits of using a fan to improve the atmosphere during the summer, there are also warnings about its negative effects, especially with the drop in temperatures at night in the fall.
One such study, published in China in 2022, looked at how to optimize fan use to avoid harm and benefit from it. The study focused on adjusting the fan speed according to the different sleep stages, which are divided into five stages in which body temperature changes. Based on these stages, the fan speed can be adjusted to match the body’s biological clock, which contributed to improving sleep efficiency and increasing the percentage of deep sleep by 3.59%.
On the other hand, the World Health Organization recommends not to operate the fan in very high temperatures, as it can lead to health problems, especially for the elderly. Operating the fan in an atmosphere between 25 and 38 degrees Celsius is allowed for healthy people, but caution should be exercised if the temperature exceeds 35 degrees Celsius, especially in the rooms of the elderly or those taking anticholinergic medications.
To benefit from the fan and avoid its harmful effects, experts advise following some preventive measures:
See also:
Can't sleep without the sound of a fan? Discover the secret of "white noise" and is it safe?
How does the change of seasons affect the quality and hours of our sleep?
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