It's best to get fitted for running shoes by a trained professional. They can help runners get shoes that fit well and have good support with thick, shock absorbing-soles.
Sports drinks and energy drinks can include anything from sports beverages to vitamin waters to highly caffeinated drinks. Most kids, even athletes, need only plain water to stay hydrated.
Kids should drink often during hot weather. Those who play sports or are very physically active should drink extra liquids beforehand, and then take regular drink breaks (about every 20 minutes) during the activity.