You need about 1,500 to 5,000 calories a day.
If the daily exercise is less or is sick for a long time bed-ridden people, the calories needed a day will be less, about 1500 ~ 1800 calories.
But if you are engaged in physical labor, the daily consumption of calories will be higher, about 3500 ~ 4000 calories need to be consumed. But if the athlete’s daily calorie consumption will be even higher, it is about 3,000~5,000 calories a day.
Of course, the daily calorie requirement is related to age, personal exercise, health condition and occupation, etc., and can be selected according to the specific situation. Try to pay attention to the balance of nutrition in daily life, the diet should be in accordance with a certain proportion of intake.