The New York Times Mind blog covers a recent study that suggests that watching three-hours of TV every day is associated with diminished cognitive abilities.
-
Here’s A Pie Chart Of How Little Actual Football There Is In A Televised NFL Game http://www.sportsgrid.com/nfl/pie-chart-actual-football-watching-nfl-game-vs-replays-commercials-etc/
More than 100 commercials and only 11 minutes of actual play. An average professional football game lasts 3 hours and 12 minutes.