This is a really good video.
[ame=http://www.youtube.com/watch?v=8j8qDwR56DA]Fitness, Health, and Liberty | Doug McGuff M.D. | Full Length HD - YouTube[/ame]
If you don't care about gov't intervention into the medical system, then skip to the 38 minute mark. There's info on what activities to avoid to live long.
[ame=http://www.youtube.com/watch?v=8j8qDwR56DA]Fitness, Health, and Liberty | Doug McGuff M.D. | Full Length HD - YouTube[/ame]
If you don't care about gov't intervention into the medical system, then skip to the 38 minute mark. There's info on what activities to avoid to live long.