Sports Drink or Water: Which is Better?

Sports drink or water: which is better? The answer, according to this piece in Forbes.com, is it depends. And what it depends on is the length and intensity of your workout.
"If you’re working out 30 minutes a day, you don’t need a sports
drink," John Ivy, chairman of the Department of Kinesiology and
Health Education at the University of Texas at Austin, tells Forbes. "You’re probably
trying to maintain or lose weight, so you don’t need those extra
calories."
Forbes reports that Ivy and most other experts recommend simply drinking water to keep
your body going during workouts under an hour. The American Council On
Exercise, a nonprofit organization that promotes safe and effective
physical activity, suggests consuming at least four to 10 ounces, or a
cup, every 15 minutes to refuel.  Only when you work out, or
perform strenuous activities under a hot sun (such as mowing the lawn),
for more than an hour, will your body might want and need more than
water.
Read more at Forbes.com.