[poke111]

Any physical activity is obviously much better than living a sedentary lifestyle. If you only like running, that would be better than nothing (though your joints may not think so). But the argument here is that if you have limited time and are looking for the most benefit per hour of physical activity, strength training is much better than cardio. As for why barbell training in particular is so much better than other ways of getting strong, I recommend this article: http://startingstrength.com/index.php/site/article/strength_...