It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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The average adult has about 21 square feet of skin.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
Encephalization is a function of both brain size and body size.
Factors Affecting the Environmental Lapse Rate (ELR): Heating or Cooling of the Lower Atmosphere
Reaction velocity as a function of substrate concentration