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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.
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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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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
![Microscopic photo taken by Opportunity showing a gray hematite concretion, indicative of the past pr](https://biology-forums.com/gallery/47/medium_12359_30_06_12_4_45_58.jpeg)
![Police officers take aim during the riots that swept through the Watts section of Los Angeles in ...](https://biology-forums.com/gallery/47/medium_617724_05_12_16_5_58_24_24213883.jpeg)