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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.