The Real Cost of a Good Night's Sleep

By Alex McIntyre - 2011-10-11T13:37:59Z

Photograph by Getty Images

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Air quality

$490: Air conditioner: Whynter Eco-Friendly 12,000 BTU Dual Hose Portable Air Conditioner (the white noise is enough to lull some to sleep)

$50: Humidifier: Optimus U-31005 2 gallon Cool Mist Ultrasonic Humidifer

Running Tally: $13,309