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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do
The universal grammar and emergent grammar viewpoint lead to very different scenarios of the evoluti The universal grammar and emergent grammar viewpoint lead to very different scenarios of the evoluti
Recruitment of Muscle Fiber Type Recruitment of Muscle Fiber Type
Effect of stimulus type on graded potentials. Effect of stimulus type on graded potentials.
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A roller cell-type electric fuel pump. A roller cell-type electric fuel pump.
Video: Plant Defense Mechanisms from Pathogens

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