yes it is considered a sport
Hockey is an awesome sport! Fun to play, and arguably considered the best live spectator sport in North America.
Yes surfing was considered a sport in the 1900's
Yes, Video games are considered a sport.
Yes, water skiing is considered a sport.
Volleyball is a sport.
Yes swimming is considered a real sport. It is also the best form of physical exercise that you can do as you use all your muscles while swimming. It is one reason that they use it in physiotherapy.
Formula One is considered the richest.
No, gladiators are men. The actions of a gladiator in the arena are considered the sport.
"The Sport of TenPin Bowling" is a sport.