Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

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The horizontal fraction bar was introduced by the Arabs.

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