David Staniforth is calling for warnings about the dangers of extended periods of gaming to be clearly displayed on the games packaging. He is seeking support for his campaign from the computer games industry.
His campaign follows the death of his son Chris from deep vein thrombosis - he used to play computer games for up to eight hours a day.
More top news
A man has died and a woman has been seriously injured following a crash in Doncaster.
Leeds United midfielder Pablo Hernandez has signed a new two-year contract with the club.
Latest weather: Thursday 26 April