If your pillows don't pass this test then it's time to throw them away.
House Beautiful"Pillows are an important area of the sleep sanctuary," says Rebecca S. Robbins, a sleep researcher at Cornell University. "Our pillows, just like our mattresses, accumulate dust mites." Therefore, it's important to replace your pillows frequently-about every two or three years. Robbins test for telling if pillows have lived their life to the fullest: "Fold your pillow in half and if it doesn't spring back immediately you have a dead pillow."
Are you sleeping on dead pillows? Tell us below!
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