Its very much true anyone can lose weight with diet , and comparatively those who are on exercise a person will lose more who is on healthy and smart eating ,
But exercise is an important component. Without it, only a portion of your weight loss is from fat –even you’re compromising on muscle strength and bone density. Since working out stimulates growth metabolic tissues and batter utilization of food nutrition which is very important for healthy living, losing weight through exercise means you're burning mostly fat, and those extra calories into energy which make you feel active whole day.
The number on the scale may not sound as notable, but because muscle takes up less space than fat does, you look slimmer and your clothes fit better. And to lose weight with exercise you don't need to run marathons and on treadmill for hours. You just need to build up to five to seven workouts a week, 50 minutes each, at a moderate intensity, like brisk walking.