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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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People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

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Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Population predictions for 2000–2050, using three different total fertility rates ( Population predictions for 2000–2050, using three different total fertility rates (
Rates of water loss by two turtles and a tortoise indicate an inverse relationship between the dryne Rates of water loss by two turtles and a tortoise indicate an inverse relationship between the dryne
Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th
Rate enhancement by entropy reduction Rate enhancement by entropy reduction
How to calculate simple interest (Part 3) How to calculate simple interest (Part 3)
How to solve rate problems leading to fractional equations (Question 2) How to solve rate problems leading to fractional equations (Question 2)
Video: Types of Burns

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