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Effect of Mattresses on Sleep

Can A Mattress Really Impact Your Sleep?

Dr. Robert Oexman | Posted 12.14.2012 | Healthy Living
Dr. Robert Oexman

The study by Krystal and Edinger overcame the shortcomings of previous studies by examining a large number of people (128), a large variety of different firmness of mattresses (seven), and a large number of nights on each mattress (four weeks).