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 first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
This is a view of the moon transiting
Schematic of the Earth–Moon system (without a consistent scale)
The Moon’s Interior and Its Effects on the Moon’s Surface