An individual can lose from 1 to 2 lbs per week in safe manner without inviting any health hazards or nutrition deficiency. Therefore, in a month he or she can lose up to 8 pounds based on the diet plan and exercise routine that they follow. If you follow a diet plan and an exercise routine seriously you can lose 40 pounds in about 5 or 6 months. Following a low calorie diet plan will certainly initiate weight loss process in you. No fad diets or weight loss pills will you get this result. If you are not keen in following your own diet plan, you can sign up for commercial weight loss programs like Nutrisyste, Medifast and Jenny Craig. Among the many diet programs available in the market, Nutrisystem is found to more convenient to follow. Visit prodiets.org to know how Nutrisystem differs from its counterparts.
To lose 40 pounds you will have to create a deficit of 140,000 calories. In a day you will be able to create a deficit of maximum 500 calories. So to determine the amount of calories you can consume in a day you will have to calculate the BMR. If your BMR allows you to have 2500 calories per day, you can cut 1000 calories and consume maximum of 1500 calories per day. This lets you create a deficit of 1000 calories per day and in a month you will be creating 30000 calories. At the same time, you will have to understand that your BMR drops as you lose weight. Therefore, if you can lose maximum weight in the beginning it will be easy to sustain your weight loss in the later months. Following a well designed diet plan and exercise routine you can lose 40 pounds in about 5 months.