Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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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 4.4billion prescriptions were dispensed within the United States in 2016.
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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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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
Common hydrogen bonds in biological systems
Major Wind Systems: Sea and Land Breezes
Other Body Systems Help You Use Digested Nutrients Body systems
Blood pressure is controlled by the cardiovascular and kidney systems