Caffeine can impact physical performance positively by enhancing endurance and reducing perceived exertion, which enables athletes to push harder and longer. It stimulates the release of adrenaline, enhancing focus and alertness. Furthermore, caffeine is thought to improve fat oxidation, making fat a more accessible energy source during exercise. However,

individual tolerance varies; excessive consumption can lead to negative effects like heightened anxiety, jitters, and sleep disturbances. Moderate intake, particularly before workouts, is generally considered beneficial for most active individuals.