Fox: Celebrities like Morrissey, Natalie Portman and even Arnold Schwarzenegger have been preaching the gospel of vegetarianism for some time.
Now, they have scientific evidence to back some of their claims.
A new study published in Proceedings of the National Academy of Sciences says that widespread adoption of vegetarian or vegan diets could millions of lives and trillions of dollars by 2050.
Imbalanced diets, such as diets low in fruits and vegetables, and high in red and processed meat,...