7200 calories is 1Kg, which is two kilograms. You should consume 1000 calories if you don't exercise at least. Do you want to lose 500 calories quickly, so as to return to a normal diet and gain weight quickly? In fact, the psychological function is only to restore your diet and return to the previous appearance, so try to reduce your intake slowly, find that point, and then eat according to that point, so you won't feel uncomfortable and full. Do what you can, three days a week, mainly to find the point of diet, so that the stomach and body can adapt to that amount. If you find it, exercise just makes your body more perfect. If you don't exercise, as before, it's mainly because of calculation. You add me and I'll take care of you.