Sunday, June 17, 2012

Man teenagers' nutrition is guided

Man teenagers' nutrition is guided
Before adolescence, the height difference between boy, girl is very small, the horizontal boy of colony's mean value is slightly higher than 1 centimetre of girls - 5 centimetres, go through after the will it be about a adolescence 10 year, adult height of man obviously higher than adult women. According to medical scientific observation, general teenagers last about 3 years to uprush in the height of adolescence, the boy can increase by 7 centimetres every year in the meantime - 9 centimetres, can be up to 10 centimetres - 12 centimetres at most. In this way the boy is uprushing entirely about, 3 centimetres taller than the girl 28 centimetres that one is growing tall on average, it is about 90% of adult's height, the weight will increase 80%- 90% of about adults too. Moreover, the girl lays particular emphasis on the development of the fat in adolescence, boy's skeleton and muscle develop rapidly in adolescence. (2)Lack the man nutritional requirement Because growth " Swift and violent " ,Man teenagers have very important demand for nutrition. During this time, the requirement of nutrient such as their demanded heat, protein is the highest in all one's life. Youthful puberty, man teenagers grow to need to offer heat energy in food, and their basic metabolism increases, the physical exertion increases to need more heat to keep, therefore will guarantee in the food supplied every day they have enough heat and protein. While arranging teenagers' high heat, meal of the high protein, should be in order to equilibrate the meal, overall nutrition is a principle, namely consider their necessary heat, protein, carbohydrate, also should arrange the absorption of different vitamin, minerals properly, choose the food to be extensive, main fact, a pair of food are matched. The boy is stronger, heavier than girl's appetite in puberty, so the cereal are very important in food intake. The food of cereal includes rice, flour, millet, corn and sweet potato,etc.. They are main sources of the human heat energy, protein, inorganic salts and B clan vitamin of the supply of the cereal take certain proportion in the meal at the same time, the food source of the cereal is extensive, economic, it is the important part of daily meal of teenagers of our country. Generally speaking, 13-17 teenagers of year old, Japan have meal staple food should less than 500, otherwise time must bring the bad consequence while being long. Animal's food such as chicken, fish, pig, ox, egg milk food,etc. is the protein best source. Man teenagers grow fast because of the body in youthful puberty, every tissue, organs, muscles thereupon develop, increase in the body, so need a large number of high-quality proteins in the body, organize, promotes and grows in structure. According to the actual conditions of our country, if animal's food can't be supplied under the sufficient situation every day, should utilize our country to abound with the resources of soybean, absorb the vegetable protein from it, in order to guarantee the demand for teenagers daily protein. So often take in the soyfood, not only can improve the meal some changes, but also can increase nutrition, and the source is very economic. The boy should also pay attention to eating more marine product, vegetables, fruit,etc. besides taking in the cereal, animal's food. Because boy development very fast skeleton have adolescence, should eat and include mineral abundant food such as calcium, phosphorus more, for instance dried small shrimp, the kelp, the dairy products, the soyfood,etc.. Should eat 400 grams - fresh vegetables of 500 grams every day, in order to guarantee vitamin, mineral, cellulosic absorption. Some boy's appetite is good, have partiality for the meat and fry and make food, especially various Chinese and Western fast food restaurants arise at the historic moment on the market, the ones that manufactured included fatty, high candy, high protein food such as fried chicken, hamburger, sandwich, ice cream and attracted the children. Cross, eat the fast food, go down for a long time, do harm rather than good to health, eat and drink immoderately injured spleen and stomach, influence other food intakes, and happen fatly and increasing the factor of suffering from cardiovascular vessel disease year in year out. So, if you want to lay the good foundation for the body, should pay attention to the rational nutrition in adolescence.

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