Estimate how long it may take to reach your goal weight.
Use this simple calculator to estimate how long it may take to reach your goal weight. Gradual weight loss is often easier to maintain than extreme short-term dieting.
This calculator estimates how many weeks and months it may take to lose weight based on your current weight, goal weight, and selected weekly rate of weight loss.
A common estimate is that one pound of body weight corresponds to roughly 3,500 calories.