The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.
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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.