When it comes to nutrition or health in general. People like to throw all kinds of information all over the place. Make sure you always find trusted, reliable sources. Or that the people you watch source their information properly.
Eating anything has cals!
Stop believing things like oh it's healthy food it wont have cals!
Believe me Ive heard people say this
Or that some foods are inherently unhealthy like rice. Rice is perfectly fine!
Think of calories like a budget, you get this much to spend everyday, so enjoy your meals and make them count!
Educate yourself on BMR, calories etc
Simple as that folks. You heard it. When you eat healthy your body chemicals are in balance. Your resources are in check. The elements the machinery that is your body needs to keep everything balanced and healthy are in place. Your bosy becomes healthy and therefore your mind is healthy. Eat healthy, live well!