Quoth Reuters: “If you want to keep the weight down, switch to a meat-free diet.” Speaking as a vegetarian: it wasn’t the burgers that added to my buns. FYI, the details: Scientist who studied the eating habits of 22,000 people over five years, including meat eaters and vegetarians, found they all put on a few kilos but meat eaters who changed to a vegetarian or vegan diet gained the least.