In the recent past it was thought that eating fats like dairy, nuts and oils made you gain weight. This is why there are so many low fat products available to buy. Recently the attention has turned to carbohydrates and it is implied that things like pasta, bread and sugar are to blame. Even protein comes in for some bad press from time to time. It's all very confusing. So which is it??? The answer is all of them and none of them. Again, very confusing. So what do I mean? It i