Sports is important to one’s life in many ways:-

Most important one it keeps you healthy.
It makes you Tougher tackling tough times
It makes your brain think.
It help you bring in involvement
It makes you focused
It teaches you to be positive in life
It teaches you to face challenges
It keeps you away from wrong things..e.g. Crime, Drugs etc..
It teaches you to share and progress with a team
It brings in Image and Money
You make your country proud if you represent the country
It develops countries infrastructure
It brings nations together..Say yes to sports and no to war
It brings in employment for many others directly or indirectly getting associated with it
Sports is Fun
As the word goe it teaches you to be sporting