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Question
The advantages of physical activity to protect against heart diseasea. appear in middle-aged individuals but not young adults.
b. appear in older adults but not middle-aged or young adults.
c. appear in young adults, but the benefits decrease over the lifespan.
d. appear during childhood and persist over the lifespan.
Answer
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Related questions
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For a treatment to be considered effective, the treatment must show an equal rate of effectiveness when compared to a placebo.
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b. indicates a positive relationship between smoking and lung cancer.
c. proves that smoking causes lung cancer.
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Natural experiments in epidemiology are most similar to what kind of psychology study?
a. experimental
b. ex post facto
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In an experimental design that investigates the effects of a low carbohydrate diet on weight loss, diet would be
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One of the challenges of conducting health research is that it is impossible, and unethical, to manipulate certain variables, such as sexual behaviors or smoking. The research design that examines differences between groups without manipulating these groups is:
a. experimental
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One of the advantages of conducting a longitudinal study is that longitudinal studies can _____________________.
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There is a ____________ correlation between physical age and physical health, such that as age increases, physical health decreases.
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Health is generally defined as an absence of disease.
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c. as the absence of illness.
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b. suicide, homicide, and HIV infection.
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a. sick role behavior.
b. illness behavior.
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