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Author Question: If a child knows what a chair is and every time she sees a new chair she recognizes it as a chair, ... (Read 404 times) |
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.