A sport is commonly defined as a sort of game that requires physical activity and involves a degree of competition as, for example, baseball, soccer, bowling, or basketball. Many people play sports with their friends. Sportsmen need coaches to teach or train teams or individuals how to do better. Sports can be played indoors or outdoors and by individuals or teams.

Some people like to watch other people play sports. Those who watch others playing sports are called fans. While some fans watch sports on television, others actually go to stadiums or other places where people pay to watch them in person. These fans are called spectators.

At present, there is a great variety of sports available, for example, Athletics, Acrobatics, Bodybuilding, Gymnastics, Figure skating, Boxing, Fencing, Judo, Wrestling, Motor sports, Badminton, Cricket, Golf, Polo, Ice hockey, Netball, Diving, Rowing, Surfing, Swimming, Table tennis, Tennis, Ultimate Frisbee, Bobsled, Freestyle skiing, Skiing, Ski jumping, Baseball, Softball, Basketball, Association football, American football, Australian Football, Canadian football, Gaelic football, Rugby league football, Rugby union football, and Volleyball.