GERKIN FITNESS TEST
CHAPTER FOUR: FITNESS TESTS
One way to measure your overall fitness is to take the Gerkin fitness test. Named after the Arizona researcher who designed the test, this submaximal treadmill test (submaximal means you work below maximum effort) is used to predict VO2 max: the volume of oxygen you can consume while exercising at your maximum capacity. This particular test has gained great popularity in the firefighter and law enforcement community. Like most fitness tests, it is classified as a graded exercise test (GXT). The test is stopped at the point your heart rate reaches 85% of your
Select the Gerkin test under the Advanced Options key. Enter your age, which is used to calculate your test termination point.
The Gerkin protocol starts at 4.5 miles per hour at a 0% incline. It then increases speed or incline every 60 seconds. For example, at the
When your heart rate reaches 85% of your
ABOUT THE GERKIN TEST
RUNNING THE GERKIN TEST
PS900, PS1100 TREADMILL OWNER’S GUIDE 23