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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.