It doesn't mean that being a couch potato will led to death but rather it will increase the risk of death. Researchers after the study have came up to an conclusion that the couch potatoes have shorter lives and even this is applicable to any sedentary activities including sitting in front of computer whole day and also the skinny people could be the victim.
It is not very likely that a prisoner will ever become a couch potato and die.
Webster - 1983 The Couch Potato Must Die 5-16 was released on: USA: 25 January 1988
A prisoner will most likely never become a couch potato because they can't sit and watch television all day.
One can die dependig how hard the potatoe hits the chest
William Couch died in 1890.
Johnny Couch died in 1975.
Lionel Couch died in 1989, in UK.
Orville Couch died on 2002-05-26.
Carl J. Couch died in 1994.
William Terry Couch died in 1989.
C. P. Couch died in 1955.
Jonathan Couch died on 1870-04-13.