Hand Position During Ab Exercises

Posted by MassYoutubeUploader on Sep. 03, 2009

this video I'm going to explain WHY the hands should be held lightly behind the head during crunches. First of all, humans evolved to walk upright with the head held high. For tens of thousands of years humans have been gathering berries, hunting. All vertical, kinda balancing our heads on top of our bodies. So When the body becomes horizontal, what happens? The head falls. To couteract this the neck muscles have to work really hard to keep the head stationary. Our neck muscsles have ...

Categories Sports

Tags 6pack, ab, abs, aim, crunches, ripped, scooby1961, shoot, sports videos

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