The definition of injustice is something that is not fair or just. An example of injustice is when an innocent person is sent to jail for a crime he did not commit. the quality of being unjust or unfair; lack of justice. an unjust act; injury.
That means that you don't exercise on a regular basis. The calorie calculator may say that you need to eat 1,200 calories per day to lose weight. But you don't think that you can cut enough food from your diet to reach that number. That's okay.
For effective weight loss, women require 1,000 to 1,600 calories and most men need 1,200 to 1,600 calories per day. You can estimate your calorie needs for weight loss by multiplying your ideal body weight by 10. If your ideal weight is 120 pounds, eat about 1,200 calories per day to help reach that goal.