Adults and kids who watch 3 hours or more a day ... May double their risk of premature death from any cause... Reseachers suggest adults should consider getting regular exercise, avoiding long sedentary periods and reducing TV viewing to one to 2 hrs a day. Adults who watch TV For three hours or more each day may double their risk of premature death compared to those who watch less. According 2 the new research publised in the journal of the Heart assosiation.
I think the advice should be more about not sitting for long periods of time, as TV is just one thing that can cause us to do that. For instance many people have jobs that involve sitting down all day.
Not long ago, i was called out whr a a boy had a massive epileptic atact infront of a tv game he played. And it was not good news. He died a few hours later.