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Did you know?

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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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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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.

This moose exploits the twigs and buds of woody plants for the food it needs to survive a cold north This moose exploits the twigs and buds of woody plants for the food it needs to survive a cold north
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Good body mechanics for lifting heavy objects. Good body mechanics for lifting heavy objects.
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Video: Sister chromatids of a metaphase chromosome animation

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