What outcome is NOT associated with an increased VO2 max?

Decreased energy utilization is not typically associated with an increased VO2 max. VO2 max, which represents the maximum amount of oxygen the body can utilize during intense exercise, is an important indicator of aerobic fitness. An increase in VO2 max is generally linked with enhanced cardiovascular and pulmonary function, improved physical performance in endurance activities, and greater efficiency in utilizing oxygen during exercise.

Increased stroke volume refers to the volume of blood the heart pumps with each beat, and improvements in this area contribute to a higher VO2 max by allowing more oxygen-rich blood to circulate to muscles during exercise. Enhanced cardiovascular health is also related, as a higher VO2 max often indicates improved heart function and better circulation. Improved exercise performance stems from the body's greater ability to use oxygen efficiently, leading to better endurance and recovery times.

Conversely, decreased energy utilization implies that the body is using less energy for the same level of exertion, which is generally not indicative of an increase in VO2 max. In fact, a high VO2 max reflects greater energy expenditure during physical activity, where the body utilizes oxygen more effectively to produce the energy needed for muscle contraction. Thus, decreased energy utilization does not align with the physiological changes that result in an increased VO2 max.