1 Mitral stenosis (the narrowing of the mitral valve) causes enlargement of the left atrium and that promotes extrasystole;  Myocarditis (myocardium inflammation). If this condition is treated incorrectly or it is not treated at all, then various rhythm disturbances as well as extrasystole may occur as complications.
The six-year, $61 million contract that Oakland Raiders quarterback JaMarcus Russell received as the No. 1 pick overall last year contained $29 million in guarantees â a 76.7% increase from the $16.4 million in guaranteed money Cincinnati Bengals quarterback Carson Palmer received as the top pick in 2003.
Last year, the average salary in the league was just over $2 million. The average salary for the top 100 players in the NFL is $11.6 million, 29 percent less than that of the top MLB players and 13 percent less than NBA's best. The lowest-paid players in the NFL made a relatively meager $420,000, reports Forbes. That's less than one percent of the $44 million NFL President Roger Goodell takes home, and reflects a salary cap system that has teams investing the bulk of their money into their top few players.