Add Yahoo as a preferred source to see more of our stories on Google. Andriy Blokhin/stock.adobe.com Some home habits become second nature. You turn off the lights when you leave a room. You lock the ...

Before you let it spin all day, it's worth knowing what a ceiling fan can and can't do Some home habits become second nature. You turn off the lights when you leave a room. You lock the front door.

Some home habits become second nature. You turn off the lights when you leave a room. You lock the front door. And in the middle of summer, you might leave the ceiling fan running, convinced it’ll ...