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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.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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There are more sensory neurons in the tongue than in any other part of the body.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.