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How many kilojoules of calories can a dieter consume per day without gaining weight?

Normal adults generally require a capacity of 7535KJ, which is approximately 1800Kcl of calories, supplied by food. Generally, if you fast for 24 hours, the liver glycogen stored in the body will be depleted, and the body's fat will be used to provide energy.

The treatment of obesity is mainly diet control and exercise therapy as the first choice, and drug treatment and surgical treatment are the second choice. Different people have different activities and require different energy. Generally speaking, high school students who are not majoring in physical education are given a steamed bun in the morning.

For lunch, 300 grams of rice, 50 grams of meat, and 300 grams of green vegetables are given. Give 200g rice and 200g vegetables for dinner. Drink plenty of water, no matter how much you drink. Do 1-2 hours of aerobic exercise every day.

Extended information:

There are three main parts in the way of calorie consumption. The first part is the basal metabolic rate, which accounts for about 65~70% of the total calorie consumption of the human body. The second part is Physical activity accounts for about 15-30% of total calorie consumption. The third part is the thermic effect of food, which accounts for at least about 10%. The proportions of these three have been roughly fixed.

The unit of calories: kilocalorie, 1 kilocalorie = 1000 calories

The nutrients that can provide calories in the diet are sugars (carbohydrates), fats, proteins, alcohol, and organic acids wait. The calories they contain, measured per gram, are: sugar (carbohydrate) 4 kcal, fat 9 kcal, protein 4 kcal, alcohol 7 kcal, and organic acid 2.4 kcal.

To calculate the calories contained in food or diet, you must first know the weight of the caloric nutrients, and then use the following formula to calculate:

Calories (kcal) = grams of sugar × 4+ Grams of protein × 4 + grams of fat × 9 + grams of alcohol × 7

The calories consumed by adults are used in three aspects: basal metabolism, activity, and thermic effect of food; the growth stage and pregnancy stage also Additional heat is required for tissue building.

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