How Often,and for How Long,should Americans Engage in Moderate Aerobic

question 18

Short Answer

How often,and for how long,should Americans engage in moderate aerobic activity per week?

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Definitions:

Governor Pressure

The pressure regulated by a governor device, often in a transmission, to control vehicle speed or engine load.

Road Speed

The velocity at which a vehicle travels on a road, typically measured in miles per hour (mph) or kilometers per hour (kph).

Drive Range

Drive range in automotive terms refers to the selection of gears in a transmission that allows for forward movement of the vehicle.

Output Retarder

Hydraulic driveline brakes mounted on the rear a transmission, designed to apply retarding force directly to the driveline.