The familiar sounds of your heart are made by the heart's valves as they open and close.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.
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On average, the stomach produces 2 L of hydrochloric acid per day.
The endosymbiosis theory
The work of Charles Darwin forms the foundation for modern evolutionary theory.
A taxonomic chart of the living primates.
Adolescence is a key period for the development of lifelong interests and career paths.
Testing a dual cell wideband oxygen sensor can be done using a voltmeter or a scope. The meter ...