The modern diet is based on : 1/ an excess of calories 2/ a simultaneous excess of carbohydrates and lipids 3/ excess of simple sugars 4/ excess of fats saturated 5/ lack of fibers 6/ cooking methods 7/ poorly grown or nourished foods. Now you know how to eat healthily: by taking these points and doing exactly the opposite.
There are several types of hunger: physical hunger (the real kind), emotional hunger, and hunger conditioned by habit. Learning to identify them allows you to respond to feelings of hunger mindfully, rather than blindly.