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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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The FDA recognizes 118 routes of administration.