Inquests into the deaths of two men opened at Norfolk Coroners' Court.
Senior Coroner for Norfolk Jacqueline Lake said that Christopher Dunn, 35, of Loke Road, King's Lynn, died at the Queen Elizabeth Hospital in the town on December 11.
He was born on June 17, 1983, in the RAF hospital in Wegburg, West Germany, the inquest heard.
Ms Lake said the medical cause of his death was due to hanging.
She adjourned the inquest until February 13.
Opening the inquest into the death of Peter Dunn, 40, Ms Lake said he was born on July 25, 1978 in Paisley, Scotland.
Mr Dunn, who lived at Nottingham Way in Great Yarmouth, died at home on August 22, the inquest heard.
The medical cause of death was morphine toxicity, the coroner said.
The inquest was adjourned until February 14.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here