There is no such thing as spot reduction. You cannot reduce fat only in your abdomen by doing crunches. Unfortunately, that is not how it works. You must lose total body fat to have less fat in your stomach, so burn more calories than you're taking in. Crunches help burn some calories, and help define your stomach muscles, but will not burn fat just in that area.
What you can do is isometrically contractyour stomach against a chair for example this burns off calories and fat in your abdominal area and will also gain some abs. This is what I do at school.
A pound of fat is generally around 3500 calories, so to lose a pound of fat a week you would need to lose 500 calories a day
Calories in one poundThere are 3500 calories in a pound of human body fat (enough to survive two or three days). If you wish to lose body fat, you need to burn or lose 3500 calories to lose one pound.
Exercise and diet combined is the best way to lose stomach fat. Eating a well-balanced diet and increasing the number of calories you burn, combined with muscle toning exercises is the best option.
eat less calories there's no way to lose fat in a "specific" body partbutt if you want to develop nince muscles in your stomach I suggest basketball
There are many steps that someone can lose stomach fat but it's not always a quick process. The quickest way to lose stomach fat however would be through drastic surgery like liposuction.
If you want to lose a pound of fat and not water weight, it takes 3500 calories. So it takes 7 days of having a 500 calorie deficit to lose a pound of fat.
Rule-of-thumb says that a deficiency of 3,500 calories will lose you one lb of fat.
3500 3500
plastic surgery
3500 calories need to be burned for a human to lose one pound of body fat.