A team of US scientists has identified 14 genes that can cause and three that can prevent weight gain, responsible for a number of diseases including diabetes and cardiovascular diseases.  

The new research, published in the scientific journal PLOS Genetics, helps shed light on the complex intersections of obesity, diet and our DNA. Obesity has become an epidemic, driven in large part by high-calorie diets laden with sugar and high-fructose corn syrup.