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Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

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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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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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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Three ways that factors affect mortality in response to changes in population density. Three ways that factors affect mortality in response to changes in population density.
Kaplan’s Three-Stage Model of Sexual Response Kaplan’s Three-Stage Model of Sexual Response
The oxygen sensor provides a quick response at the stoichiometric air–fuel ratio of 14.7:1. The oxygen sensor provides a quick response at the stoichiometric air–fuel ratio of 14.7:1.
Conservation biology arose in response to biodiversity loss Conservation biology arose in response to biodiversity loss
The frequency of bipolar illness in members of monozygotic twin pairs and in first-degree relatives The frequency of bipolar illness in members of monozygotic twin pairs and in first-degree relatives
Miller's Experiment Miller's Experiment
Video: Acid-base imbalances - compensation of respiratory acidosis and alkalosis

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