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Did you know?
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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There are 20 feet of blood vessels in each square inch of human skin.
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By definition, when a medication is administered intravenously, its bioavailability is 100%.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.