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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

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The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

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Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Numerical pain level chart with word modifiers. Numerical pain level chart with word modifiers.
Normal red blood cells (RBCs) are flexible and donut-shaped and move with ease through blood ... Normal red blood cells (RBCs) are flexible and donut-shaped and move with ease through blood ...
Control of blood glucose level. Control of blood glucose level.
Joint movements of the lower leg for recovery after strenuous exercise. Joint movements of the lower leg for recovery after strenuous exercise.
Improving your flexibility can help you reduce muscle soreness and lower your risk of injury Improving your flexibility can help you reduce muscle soreness and lower your risk of injury
Testing the arterial supply to the lower extremities Testing the arterial supply to the lower extremities
Video: Graded potentials - electrical characteristics and types

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