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Purifying water guide Water running through city system is polluted with additives including parts of chlorine - find out how to purify water. (simple activated charcoal won't do) |
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Dark matter DNA active in brain during day -- night cycle By National Institutes of Health |
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Poor Sleep May Make High Blood Pressure Worse Study found those who struggled with insomnia were twice as likely to have resistant hypertension. By Maureen Salamon HealthDay Reporter |
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Environmental Working Group The mission of the Environmental Working Group (EWG) is to use the power of public information to protect public health and the environment. EWG is a 501(c)(3) non-profit organization, founded in 1993 by Ken Cook and Richard Wiles. |