depends on situation
Which is better for the average person exercising a sports drink or water?
hydration
Importance of fluid replacement Electrolyte Replacement
Yes, there are different recommendations for the regular gym goers, body builders and athletes. It is difficult to generalize the amount and the type of fluids to take as it all depends on the length and intensity of the exercise. It also depends on the height, weight and body type of the person. Outdoor exercisers need more fluids and electrolytes as compared to people exercising in an AC environment.
Consuming sports drinks is beneficial for maintaining hydration, electrolyte and glucose levels. This improves performance and replenishes the glycogen stores. Water can be taken on a regular basis for flushing the system and approximately about 3 to 3.5 liters of fluids per day must be consumed.