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Did you know?

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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Approximately 500,000 babies are born each year in the United States to teenage mothers.

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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

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Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

(a) Uranium series dating uses the decay chain of radioactive uranium to stable lead. (a) Uranium series dating uses the decay chain of radioactive uranium to stable lead.
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Recording a 12-Lead Electrocardiograph Recording a 12-Lead Electrocardiograph
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
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