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Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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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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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Medication errors are three times higher among children and infants than with adults.
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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.