probably swimming
Core training
It uses much endurance. It is actually very hard to go up hills and cross country.
Core training
Hockey
your stomach muscle
i do gymnastics and u MUST use every muscle in ur body. hope this helps! :)
bodybuilding
Baseball
what i think of the sport that uses the most energy in an hour is wrestling and track and field because you use youre whole body with that sport
Baseball definitley
soccer
Swimming is the sport which uses up most stamina because you use your head, arms, shoulders, legs, and feet by Aran