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Sleep and Your Health


The optimal relative humidity for indoor air is between 30 and 50 percent, far above the 10 percent it can drop to in winter. Running a cool-mist humidifier can help.

Misha Kollontai

CR Test Engineer

More on Getting Zzz's


Picking the right pillow starts with your mattress: If your mattress is firm, you'll want a pillow with more loft. If it's softer, your body will sink deeper, creating less space between your head and the mattress.

Chris Regan

CR Test Engineer

Inside Our Test Labs

CR’s engineers test and rate thousands of products so that you can make great choices, based on data.

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