they need 1,000 calories a day were as the average male needs 3,000 and the average female 2,000
you need 7000 calories to lose 1 kg
2000 to 2500 calories! they need to grow at these age! :]
You would only have to burn about 4 calories, since 1 carbohydrate = 4 calories.
You need to burn 3500 extra calories.
3,500. I think.
In order to lose 1 pound, you need to burn 3,500 calories.
A pound of fat is about 3500 calories, so to lose 1 lb of fat you need to expend 3500 calories more than you're intaking.
there IS 1
3,500 calories are in 1 pound
There is no such thing as a "serving of calories".