Until they decide to retire.
30 min
My opinion is basketball because one you get to play more. Two there is allot more action. Three it is just more fun.
There is no time limit and the average professional career is approximately 6 years.
A professional soccer player is a deticated athlete that gets paid to play on a team.
Please re-phrase this question. There is no longivity requirement to be a "professional" baseball player. To be a "pro", one must only be paid a salary to play baseball.
play good
The owner of the teams they play for.
Yes. He was a professional Billiard player.
No degree is needed to play basketball or become a professional basketball player.
Just one, so long as he/she bats. After the first at bat, the player has established his/her average which for the record will either be 0.00 or 1.00)
Chris Evert is a professional tennis player.
For a professional, you get paid to play a child's game.