The body's daily energy demand
Energy, we provide the body in the form of food, is measured in calories. Man needs a certain number of calories, to stay alive. Even all day lying in bed, It burns around 2000 Kilokorrii (Kilokaloria to 1000 calories). The body's daily demand depends on many different factors. You have to take care of the field, to maintain a balance between the body supplied with the number of calories and the energy burning by us.
Energy consumption
The number of calories that the body burns depends on the type of activity taken by man, from effort, which he must put in the performance of a given task, his physical condition and external conditions, such as climate. The following data show the average energy value consumed for various types of activity by women and men. Remember, that individual energy demand and calories, which is burned during various types of activities, it changes with many external factors, like the weather, or area, in which it came to act.
Rodzaj aktywności – Kilokalorie na godzinę
Rest 70
Siedzenie 90
Firing fire 135
March 180
Jazda na rowerze 240
Rąbanie drewna 360
Krótki bieg 360
Bieg na dłuższym dystansie 400
Pływanie 500
Energy demand
Men's metabolism is slower than in women. Men also burn more calories a day than women. In addition to gender, age decides about the body's energy demand. Young people burn more calories, because they are generally more active than the elders.
People living in a hot climate need less calories than the inhabitants of the cold regions of the world, Because they do not use so much energy to maintain body heat. However, the heat causes abundant sweating, and thus a high loss of water and mineral salts.
Constant staying at low temperatures and the need to stay in constant readiness for the greatest effort, that high -mountain climbing is one of the more energy -consuming activities. The daily energy demand of the mountaineer's body often exceeds 5000 Kilokorrii. Differently, he is threatened with death from exhaustion or hypothermia.
Hard physical work, requires an increased daily dose of calories supplied to the body, compared to this, which is sufficient for a person leading a sedentary lifestyle. This happens, Because the body uses more energy, when the body is in motion and the muscles work constantly. Trifts receive hot during work, calorie meals, co pozwala im szybko zregenerować siły.
