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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.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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There are 60,000 miles of blood vessels in every adult human.

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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Diabetes mellitus. The metabolic disease diabetes mellitus, with symptoms of polydipsia, polyuria, a Diabetes mellitus. The metabolic disease diabetes mellitus, with symptoms of polydipsia, polyuria, a
Cystoscopy. In this procedure, a specialized endoscope with a rigid tube, known as a cystoscope, is Cystoscopy. In this procedure, a specialized endoscope with a rigid tube, known as a cystoscope, is
Remedies for insomnia include increased physical exercise and time spent outdoors. Remedies for insomnia include increased physical exercise and time spent outdoors.
The tools needed to diagnose a circuit containing a relay include a digital multimeter (DMM), a ... The tools needed to diagnose a circuit containing a relay include a digital multimeter (DMM), a ...
Landmarks in precordial assessments Landmarks in precordial assessments
Video: Mycobacterium tuberculosis: Drug Resistance and Natural Selection

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