The familiar sounds of your heart are made by the heart's valves as they open and close.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
A typical ball-peen hammer.
A typical battery-powered 3/8 inch drive impact wrench.
A typical engine oil cooler. Engine coolant flows through the cooler adjuster that fits between the ...
A typical accelerator pedal position (APP) sensor, showing two different output voltage signals ...
Poor ventilation of oceans
Anatomy of a typical flower: cherry (Prunus avium)