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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.

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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

A laboratory experiment verified evaporative cooling by the cicada, Diceroprocta apache A laboratory experiment verified evaporative cooling by the cicada, Diceroprocta apache
Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T Scaling the Earth down to the size of a basketball, the Moon is roughly the size of a tennis ball. T
Dead Weight Testers Experiment Dead Weight Testers Experiment
A Possible Problem with the Anger and Concentration Experiment A Possible Problem with the Anger and Concentration Experiment
Two wells are filled with the same antigen, and when they diffuse to the antibody, they make a line ... Two wells are filled with the same antigen, and when they diffuse to the antibody, they make a line ...
Waiting in line for a photocopier Waiting in line for a photocopier
Video: Neuron Structure Animation

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