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Asthma cases in Americans are about 75% higher today than they were in 1980.
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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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Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.
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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
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The familiar sounds of your heart are made by the heart's valves as they open and close.