When is it recommended that a client have a graded exercise test (GXT) before starting an exercise program?

The ACSM recommends an intensity of  

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

Pedaling rate (rpm) does not have to remain constant on an electrically braked cycle ergometer in order to maintain a given power output.

Dynamic strength is measured only at the weakest point in the joint’s range of motion when using free weights.

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

For those in the improvement stage of aerobic conditioning, it is recommended that exercise duration or exercise frequency be increased before attempting to increase exercise intensity.

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

Moderate intensity is defined as _____ METS. 

Riding a bicycle at 18 mph (29 km/h) would be considered moderate-intensity exercise.