During the first four months of a resistance training program, the initial increase in VO 2 max is primarily due to increased aerobic fitness and respiratory fitness.
VO2 max, is a sign of how well an athlete is doing. This is the maximum volume of oxygen that the body consumes during physical exercise. The higher the VO2 max, the more conditioned the athlete.
Whit this information, we can conclude that during the first four months of a resistance training program, the initial increase in VO 2 max is primarily due to increased aerobic fitness and respiratory fitness.
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