It's likely you've heard the advice: gotta fill the tank before a road trip. Makes sense, right? If the dial is on empty, you are not going to get very far. The same goes for fueling your body before an exercise bout. Head out the door without any fuel and you're unlikely to make it to the bottom of the driveway.
There are two ways to consider how your food choices will affect your performance. Based on exercise studies, your performance can be measured by how hard you can push to get from point A to point B (exercise performance), and the length of time it takes you to exhaustion or fatigue (endurance capacity). What you eat before a workout can affect both of these.
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