Does Gatorade Help Before A Run?

Does Gatorade Help Before A Run? Does Gatorade help before a run? Time over time, I see runners drinking numerous bottles of Gatorade, Pedialyte or some other electrolyte-containing drink a few days before the race. This is completely unnecessary, as these electrolytes (sodium, potassium, magnesium, etc.) Is it good to drink Gatorade before a run?