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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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The human body produces and destroys 15 million blood cells every second.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).