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Author Question: A teacher sets up a machine that beeps at random intervals; research has demonstrated that, if ... (Read 153 times) |
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Your heart beats over 36 million times a year.
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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 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.