Warning: Illegal string offset 'type' in [path]/includes/class_postbit.php(294) : eval()'d code on line 65 Fatigue is not very realistic!? - .com.unity Forums
Giants have a larger mass (each increase of x in lenght gives a x^2 increase in weight iirc), so they expend more energy swinging the small weapons. Everything is simply very tiring for them.