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Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Active exercise. Active exercise.
Darwin’s finches: Adaptive radiation of bill types. Darwin’s finches: Adaptive radiation of bill types.
The electromagnetic spectrum. Ionizing radiation is only a small portion of the electromagnetic ... The electromagnetic spectrum. Ionizing radiation is only a small portion of the electromagnetic ...
Active Transport in Vesicles: Receptor-mediated Endocytosis Active Transport in Vesicles: Receptor-mediated Endocytosis
Induction of a thymine dimer by UV radiation, leading to distortion of the DNA Induction of a thymine dimer by UV radiation, leading to distortion of the DNA
The sandworm (Nersis) is an active predator that burrows in marine mudflats The sandworm (Nersis) is an active predator that burrows in marine mudflats
Video: Energy sources - types

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