Writers and editors caught stealing content or improperly citing sources are immediately terminated, and we will work to rectify the situation with the original publisher(s) Inaccurate or unverifiable information will be removed prior to publication. A member of our medical expert team provides a final review of the content and sources cited for every guide, article, and product review concerning medical- and health-related topics.These internal links are intended to improve ease of navigation across the site, and are never used as original sources for scientific data or information. Some guides and articles feature links to other relevant Sleep Foundation pages.Each guide and article includes a comprehensive bibliography with full citations and links to the original sources. All scientific data and information must be backed up by at least one reputable source.These include peer-reviewed journals, government reports, academic and medical associations, and interviews with credentialed medical experts and practitioners. We only cite reputable sources when researching our guides and articles.Guidelines for our testing methodology are as follows: This hands-on approach allows us to provide accurate, data-driven recommendations for mattresses, pillows, sheets, and other sleep essentials.

At Sleep Foundation, we personally test every product featured in our reviews and guides.

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