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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

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Green tea is able to stop the scent of garlic or onion from causing bad breath.

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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Evolution of tetrapod visual opsins Evolution of tetrapod visual opsins
At breakfast, a middle-class husband sits absorbed in the newspaper and the public affairs of the da At breakfast, a middle-class husband sits absorbed in the newspaper and the public affairs of the da
Rose window, south transept, Chartres Cathedral. Rose window, south transept, Chartres Cathedral.
Moses window, Abbey church of Saint-Denis, Saint-Denis, France. Moses window, Abbey church of Saint-Denis, Saint-Denis, France.
Schematic representation of MHC class I molecule, consisting of 3 α domains and 1 β2-microglobulin ... Schematic representation of MHC class I molecule, consisting of 3 α domains and 1 β2-microglobulin ...
Testing visual fields by confrontation Testing visual fields by confrontation
Video: Introduction to Herpes

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