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Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
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You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
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No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.
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Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
![A freshly applied autograft. Note that the donor skin has been perforated so that it can be stretche](https://biology-forums.com/gallery/47/medium_14755_16_09_12_6_01_25_8780531.jpeg)
![A second jetliner approaches the south tower of the World Trade Center on September 11, 2001. The no](https://biology-forums.com/gallery/47/medium_27_24_08_15_1_42_53_223991776.jpeg)