He's so big that the execution gurney might not hold him, Post's lawyers said in the federal court papers they had filed.
"Indeed, given his unique physical and medical condition, there is a substantial risk that any attempt to execute him, will result in serious physical and psychological pain to him, as well as an execution involving a torturous and lingering death," Fox News quoted the filing, as stating.
Post is scheduled to die January 16 for the 1983 shooting death of Helen Vantz in Elyria.
A spokeswoman for the prisons department had no comment on the pending litigation, the report said.
Inmates' weight has come up previously in death penalty cases in Ohio and elsewhere, it added.
Source: ANI