Room Light Before Bedtime May Impact Sleep Quality, Blood Pressure and Diabetes Risk

http://www.sciencedaily.com/releases/2011/01/110113082716.htm

ScienceDaily (Jan. 14, 2011) — According to a recent study accepted for publication in The Endocrine Society's Journal of Clinical Endocrinology & Metabolism (JCEM), exposure to electrical light between dusk and bedtime strongly suppresses melatonin levels and may impact physiologic processes regulated by melatonin signaling, such as sleepiness, thermoregulation, blood pressure and glucose homeostasis.

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