for everyone living things in the world who are mammal they do enjoying only in water.that is swimming ,so suggested to every people swimming is very healthy exercise.
i think football is best game for health ,coz its totally warm ur body when you running and shaking the football.
I love basketball...but best for your health would be swimming...(their aren't too many injuries there but good workouts)
for me swimming is a sport that most influence on health, due to swim all the organs of the body work. thanks,