The same way that excess blood sugar can lead to hunger it can also lead to exhaustion. If your body doesn’t obtain the food it needs. You will be tired despite eating full meals. This symptom may also increase other prediabetes risk factors because you feel the urge to relax naturally when you’re dried up and fatigued.
But you can reverse the physical activity required if tiredness is chronic to preserve healthy body weight. It’s also usual to use fatty meals if you’re too exhausted to prepare (not the mention do the dishes afterward). The two main risks for prediabetes are a sedentary lifestyle and poor diet.