Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Cyanide works by making the human body unable to use oxygen.
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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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The average office desk has 400 times more bacteria on it than a toilet.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
The hierarchy of forces governing protein structure.
Maslow's Hierarchy of Needs
Adolescents may have different responses to different social situations, which complicate their ...
Maslow’s hierarchy of needs.
Complementary and Alternative Treatments for Anxiety and Insomnia
Each enzyme functions best within a characteristic range of pH