Which of the following is a benefit of fitness?

Improving levels of physical fitness is indeed a significant benefit of fitness. Engaging in regular physical activity enhances cardiovascular endurance, strength, flexibility, and overall health. This improvement leads to better performance in both sports and day-to-day activities, enabling individuals to carry out tasks with greater ease and efficiency. As fitness levels rise, individuals often experience increased energy levels, improved mood, and a reduced risk of chronic diseases. This not only promotes a healthier lifestyle but also enhances quality of life, making it easier to engage in recreational and social activities.

The other options suggest negative outcomes, such as increased injury risk or decreased ability to perform tasks, which contradict the positive effects typically associated with enhanced fitness. The focus on improved physical fitness aligns directly with the overall goals of a health-oriented lifestyle, making it the correct choice.