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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
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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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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.