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Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

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If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

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The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Gunnar Kaasen and Balto, the lead dog on the last relay team of the 1925 serum run to Nome. Gunnar Kaasen and Balto, the lead dog on the last relay team of the 1925 serum run to Nome.
ABO Blood Reactions Are Important in Transfusions ABO Blood Reactions Are Important in Transfusions
Anatomically modern humans left archaeological clues, including evidence of burials, which indicate Anatomically modern humans left archaeological clues, including evidence of burials, which indicate
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Sexual Selection: Stalk-Eyed Flies Sexual Selection: Stalk-Eyed Flies
Video: Dissociative Disorders (Part 3)

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