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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.
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There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.
Major types of microbial cell aggregations found in phylum Cyanobacteria.
Cultures Ideal Body Types
A steady needle reading that rises 2 or 3 inches Hg when the engine speed is increased slightly ...
Electrolyte Balance
A Comparison of Transport Types
In the retina, there are two types of light receptor cells: Rods are sensitive to differences in lig