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Author Question: One cat meowing produces a sound intensity level of 55. db. (a) What would be the sound intensity ... (Read 117 times) |
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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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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.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.