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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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The horizontal fraction bar was introduced by the Arabs.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.