heights (average) and reference weights (healthy) for each age-sex group. Estimates range from 1,600 to 2,400 calories per day for adult women and 2,000 .
The number of calories you need each day depends on your age, gender, and for that height to give a BMI of 21.5 for adult females and 22.5 for adult males.
Within a healthy, balanced diet, a man needs around 10,500kJ (2,500kcal) a day to maintain his weight. Calories are a measure of how much energy food or drink contains. To lose weight in a healthy way, you need to use more energy than you consume by eating a healthy, balanced diet.
Many factors affect how many calories adults need. Most people do not need to count calories on a daily basis. The best way to ensure that you.