The recommended duration for the high-impact aerobics portion of a class is
a. 12–15 minutes.
b. 20–30 minutes.
c. 30–40 minutes.
d. 45–60 minutes.
e. 60–90 minutes.
b. 20–30 minutes
Health & Biomechanics
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a. involves rapid, bouncy movements. b. is quite effective in developing flexibility. c. often overstretches ligaments and tendons. d. causes more pain than other methods.
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If your primary care physician is unwilling to give you valid information regarding the safety and effectiveness of a given treatment, you need to
a. educate the doctor. b. educate yourself. c. find another doctor. d. sue the doctor.
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The anabolic process of metabolism breaks down complex substances into simple substances.
a. true b. false
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What is the oily substance on the skin that fights bacteria and fungi?
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