The total number of calories a person needs each day varies depending on a number of heights (average) and reference weights (healthy) for each age-sex group. Estimates range from 1, to 2, calories per day for adult women and.
Within a healthy, balanced diet, a man needs around 10,kJ (2,kcal) 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.
An average woman needs to eat about calories per day to . More than 1 out of 3 U.S. adults are unaware they have prediabetes and.