Pregnancy. Increase your diet by 300 calories per day starting in the second trimester. Monitor for appropriate weight gain and adjust your diet as needed.
In general, if you cut about 500 calories a day from your usual diet, you may lose about ½ to 1 pound a week. But this can vary depending on your body, how much.
an average man needs 2,500kcal a day; an average woman needs 2,000kcal a day. This could be different based on your: age; weight; height; how much exercise.
On average, women should aim to burn around 2,000 calories per day, while men should shoot for around 2,500. But to figure out exactly how many you need to burn.