It is a great motivator and has people going out and taking exercise. It is something that even makes spectators want to get into shape. It is quite common for more people to join gyms and start taking more exercise when big sporting events exist Sports are a good thing because they help to stop violence and help people come together in harmony. Sports help us to release our competitive urges and help us get more exercise. Sport is a great motivator for people to get into shape and is also a business that generates millions for our country. Sport provides a lot of jobs for people and the elements within sport such as competition, exercise and working as a team have been around for a long time. Sport embodies the ideas of friendly competition and may work on a very healthy team basis. Joining a group so that the group may complete a task or a goal is a very good thing for humans as humans are pack animals. It helps to build interpersonal bonds and often has elements of wish fulfillment within, not to mention elements of camaraderie.
hope it helps ;)