Final answer:
A push-up test, where an individual performs as many push-ups as possible without rest, is an effective method to assess upper body muscular endurance. A variation is the pull-up test, which measures endurance in the upper back and biceps.
Step-by-step explanation:
A good test to assess muscular endurance of the upper body is the push-up test. This test is a common field test used to evaluate a person's ability to perform repeated contractions against their own body weight. To administer the test, instruct the individual to do as many push-ups as they can without rest, maintaining proper form throughout. The total number of push-ups completed correlates with the individual's muscular endurance in the upper body, targeting muscle groups such as the pectorals, triceps, and anterior deltoids.
A variation of this test includes the pull-up or chin-up test, which measures muscular endurance in the upper back and biceps. Similarly, the individual performs as many pull-ups or chin-ups as possible without rest. For both tests, ensuring proper technique is essential for an accurate assessment of muscular endurance.