 [ Symptoms ] can i lose weight without exercising  if u may please tell me how and how long i am looking at 10 15 pounds [ Disease ] yes just stop eating weight loss occurs when your body takes in less than it needs how fast you lose that 10 15 pounds depends on many factors including how much you weigh right now a pound of fat is 3 500 calories so if you ate 1000 less calories a day than you need to maintain your ideal weight about 15 calories per pound of ideal weight you will lose about two pounds a week 8 pounds a month in about 6 weeks you can safely reach your goal you can lose it faster or slower but when you exercise you can reshape and look like you lost more