Have you heard this from doctors? Or is this third hand? I'm a healthy weight and every single time I speak to my GP they talk about diet and exercise and the

Have you heard this from doctors? Or is this third hand? I'm a healthy weight and every single time I speak to my GP they talk about diet and exercise and the importance of maintaining a healthy weight. I can think of no health advice I have received more than "control your weight." Not even "don't smoke."