Seven Hours of Sleep May Be Better Than Eight

You’ve probably heard that 8 hours is the magical amount of sleep needed every night. New research suggests that may not be the optimal amount for everyone.

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Lack of Sleep Increases Susceptibility to the Common Cold

ResearchBlogging.org

A study published earlier this month in the journal Archives of Internal Medicine made headlines recently. Researchers report that people experiencing poor sleep and shorter nights sleeping following exposure to the common cold are more likely to get sick than those that get better rest [1]. Scientists suggest that lack of sleep may influence the regulation of symptom mediators such as proinflammatory cytokines (signaling molecules) and histamines that are released in response to infection.