Scientific Downside
It’s not just running up your electricity bill that we are concerned with. There are scientists that state running a fan all night can have serious effects on your body and mind, and that it affects everyone differently.
Particles
When you think about it, while that air is circulating, all of the dust and pollen particles around your room are circulating with it. People with any allergies or breathing conditions might find that they are worse with the fan on.
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