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Which of the following is not one of the components of physical fitness? 

Which of the following tests was developed to estimate the aerobic capacity of children and therefore would be most appropriate and likely most accurate for estimating the  of a 12-year-old?

Which of the following is not a known risk factor for coronary heart disease? 

The principle of __________ states that the rate and extent of physical fitness improvements will decline as people get closer to their genetic limits.

Increased EMG activity in the abdominal muscles has been observed for curl-ups done on a gym ball compared to curl-ups done on a stable surface. 

The greatest conditioning improvements occur in the first 6 to 8 weeks of an aerobic exercise program.

The ACSM recommends an intensity of  

For moderate exercise intensities, heart rate is linearly related to VO2 max

The OMNI scale is an alternative to blood pressure measurements during a graded exercise test.

Core stability training done on unstable surfaces places an emphasis on developing muscular endurance more than muscular strength or power.