It is possible to lose weight in a healthy way by consuming 1400 calories a day, but you should carefully design all your meals so as to not to miss out on indispensable nutrients. A deficit of 500 calories per day might yield a healthy 1 pound a week in weight loss.

After 1 year, those on the 1,200–1,500-calorie-per-day diet experienced an average weight loss of 15 pounds (6.8 kg). However, 23% of the 4,588 people following the 1,200-calorie diet dropped out of the study ( 7 ).

If you want to lose 5 pounds in a week, you will need to reduce your food intake by 17,500 calories, which is a huge calorie deficit. If you weigh 250-pound, you will need to reduce your daily calorie intake to about 1,250 calories per day, an amount which is too low amounting to starvation.

Evidence suggests that, with a 600 kcal/day calorie deficit (see above), weight loss of 0.5 – 1.0 kg (1-2 lbs) per week and/or 5-10 % weight loss over 3-6 months, is realistic and achievable (3).

By making some small changes to your daily routine, you can safely lose up to 10 pounds (4.5 kg) in just one month, hitting your weight loss goals quickly and easily.

You can drop a dress size (anywhere from 10 to 15 pounds, or about an inch or two from your bust and hips) and be special-occasion slim in only six weeks.

10 pounds

Losing weight can remove some of that extra roundness from the cheeks and jawline, but age will still tend to change the shape of the face says Dr. Mark Deuber unless plastic surgeons intervene.

Answer: Facial changes with weight loss Your weight is appropriate for your height; however you still may have a high percentage body fat which might contribute to facial and neck fat. The best way to determine this would be to get weighed on a scale that accurately measures both weight and percentage body fat.