Plant based vegan diet & others

Here are three videos I would like to share with you. All of them are from vegsource.
First one is about Low Carb Diets (Atkins etc.), very popular for weight loss but is it really successful
http://www.vegsource.com/news/2012/12/low-carb-jimmy-moore—setting-record-straight-video.html

Second video features Ultimate Fighter competition winner James Wilks who is also a practising vegan:
http://www.vegsource.com/news/2012/12/mma-ultimate-fighter—james-lighting-wilks—is-vegan-video.html

And the third video is from low fat and mainly starch diet guru John McDougall:
http://www.vegsource.com/news/2012/12/john-mcdougall-md—-avoid-doctors-to-protect-your-health-video.html

Have a long, happy and healthy life.