well some people get injury on there body so yes they do
William Heffelfinger was the first person to die playing football.
Football
you die first and then die again
George Patterson - football - died in 1955.
Jimmy Massey - football - died in 1961.
Harold Smith - football - died in 2006.
people die
no
This can actually occur randomly as football players are always tested to see if their fit or not to play.
Robert Burch - American football - died in 1967.
Harold Davis - American football - died in 2007.
Carl Jorgensen - American football - died in 1984.