Samantha Hunter is a professional copy editor who has worked with Ms. Magazine, Spin and VH1. She has also written for MarthaStewart.com, Essence.com, Esquire.com, GoodHousekeeping.com, RealSimple.com ...

It's hard to resist the urge to crank up the AC during a heatwave. But if you rely on a window unit to stay cool, you may notice that when temperatures soar, your AC isn't as effective as usual, and ...