what are the objectives of physical education?and what are its importance to us?

http://66.102.7.104/search?q=cache:Fh_5I9hnxcMJ:www.wirral.gov.uk/atoz/documents/The%2520Health%2520Benefits%2520of%2520Physical%2520Education%2520and%2520Sport.pdf++%22importance+of+physical+education%22&hl=en