Causes of Overweight - Nutritional,Sedentary and Genetic Causes - Free Ebook. One of the most common causes of overweight is taking in more than what we can burn; however, aside from this very common cause, there are other causes we all have to be aware of. These are sedentary, genetics, and of course nutritional causes. This ebook provides you detailed information about Nutritional,Sedentary and Genetic Causes. Get FREE Instant Access...