Vaccines prevent between 2.5 and 4 million deaths every year.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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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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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.
Rat's external anatomy
Anatomy diagram
CT scan of the head shows a massive bleed with a midline shift.
This table shows the growth of a crowd at a rally over a 3 h period.