高中作文范文-熬夜的危害英語優(yōu)秀作文三篇

1、高中作文范文-熬夜的危害英語優(yōu)秀作文三篇熬夜的危害Staying up late will be detrimental to human health, because the adrenal cortex hormone and growth hormone are all secreted during the night when people are sleeping. The former is secreted before dawn, which can promote the metabolism of carbohydrate in human body, and prot

2、ect the development of muscle; while the latter is produced only after sleep, which can not only promote the growth and development of young people, but also can delay the aging process of the elderly. As a result, staying up late will cause a variety of harms to human body.First, frequent fatigue a

3、nd decreased immunityThe most serious sequence caused by staying up late is fatigue and lack of energy. Whats more, the immunity of human body will decrease accordingly. And some other symptoms such as cold, gastrointestinal infections, allergies will also appear.Second, headacheThe next day after s

4、taying up late, you will suffer from headache when you are at work or at class. You will be unable to concentrate. Whats more, long-term staying up late and insomnia will also bring invisible damage to our memory.Third, dark circles and puffinessNight is the time for human body to have a good rest.

5、Without adequate rest, you will feel extremely tired, which will lead to poor blood circulation around the eyes, causing dark circles or blood streak in the white of the eye.Fourth, dry skin, dark spots and acneThe period between 11:00 pm to 3:00 am in the next day is the beauty time, and it is also

6、 the time for the meridians in human body to move to gall bladder and liver. If these two organs do not have adequate rest, it will be reflected on the skin. So some problems such as roughness, yellowish face, dark spots and acne will appear. Whats worse, long-term staying up late will slowly cause

7、some neurological and psychiatric symptoms such as insomnia, forgetfulness, irritability, anxiety and so on.Fifth, affecting fertilityFor the men and women of childbearing age, if they always stay up late, it will not only affect the motility and quantity of male sperm, but also will affect the secr

8、etion of female hormone and the quality of ovum, and it is also likely to influence the menstrual cycle.Sixth, increasing the probability of getting some chronic diseasesPeople who staying up all night always have higher secretion of adrenaline than the average person, which will increase the pressu

9、re on metabolism, and thus leading to some chronic diseases, such as hypertension and diabetes.Whats more, there are also other harms caused by staying up late, such as poor eyesight or dysfunction of the liver. We should pay special attention to these bad effects, and try not to stay up late at nig

10、ht.熬夜對人體健康有害，因為腎上腺皮質(zhì)激素和生長激素都是在晚上睡覺時分泌的。前者是黎明前分泌的，能促進(jìn)人體碳水化合物的代謝，保護(hù)肌肉的發(fā)育；后者是睡眠后產(chǎn)生的，不僅能促進(jìn)年輕人的生長發(fā)育，還能延緩老年人的老化過程。因此，熬夜會對人體造成各種傷害。第一，經(jīng)常疲勞和免疫力下降熬夜造成的最嚴(yán)重的后果是疲勞和缺乏能量。而且，人體的免疫力也會相應(yīng)下降。還有一些其他癥狀如感冒、胃腸道感染、過敏也會出現(xiàn)。第二，頭痛熬夜后的第二天，當(dāng)你在上班或上課時，你會頭痛。你將無法集中精力。而且，長期熬夜和失眠也會給我們的記憶帶來無形的損害。第三，黑眼圈和浮腫晚上是人體好好休息的時間。沒有充足的休息，你會感到非常疲倦，

11、這會導(dǎo)致眼睛周圍的血液循環(huán)不良，導(dǎo)致黑眼圈或眼白的血條紋。第四，皮膚干燥，黑斑和痤瘡次日晚上11：00到凌晨3：00是美容時間，也是人體經(jīng)絡(luò)向膽囊、肝臟運動的時間。如果這兩個器官沒有足夠的休息，就會反射到皮膚上。因此，會出現(xiàn)一些問題，如粗糙，臉黃，黑斑和痤瘡。更糟糕的是，長期熬夜會慢慢引起一些神經(jīng)和精神癥狀，如失眠、健忘、易怒、焦慮等。第五，影響生育率對于育齡男性和女性來說，如果總是熬夜，不僅會影響男性精子的活力和數(shù)量，還會影響女性荷爾蒙的分泌和卵子的質(zhì)量，還可能影響月經(jīng)周期。第六，增加患慢性病的幾率熬夜的人總是比普通人分泌更多的腎上腺素，這會增加新陳代謝的壓力，從而導(dǎo)致一些慢性疾病，如高血壓

12、和糖尿病。此外，熬夜還有其他危害，如視力不好或肝功能障礙。我們應(yīng)該特別注意這些不良影響，盡量不要熬夜。熬夜的危害Today more and more students are inclined to stay up at night. They enjoy the night so much that they dont go to bed until deep into the night or even until the next morning. Hower that would do harm to their health. Students who usually stay u

13、p can get tired the next day and they often sleep in class. They cant listen to the teachers heart and soul. As time goes on, they will do bad in their study, and will be poor heal th.For these reasons,I would like to advise those students who are staying up not to do that again! You should go to be

14、d before 11 in the evening. Will you take my advice?今天越來越多的學(xué)生傾向于熬夜。他們非常享受夜晚，直到深夜甚至第二天早上才上床睡覺。那會對他們的健康有害。通常熬夜的學(xué)生第二天會很累，他們經(jīng)常在課堂上睡覺。他們不能全心全意地聽老師講課。隨著時間的流逝，他們會在學(xué)習(xí)中表現(xiàn)不佳，而且會很難治愈。由于這些原因，我建議那些熬夜的學(xué)生不要再那樣做了！你應(yīng)該在晚上11點以前睡覺。你能接受我的建議嗎？熬夜的危害Nowadays，many young people like to stay up，because there are a lot of nigh

15、t activities that attract them.As these young people work in the office in the daytime，so they need to hang out and find some fun at night，which leads to stay up.Recently，a 26 years old girl was diagnosed with cancer.When she got to know it，she just couldnt believe it.As she was young and beautiful，the fate must play joke on her.She started to take a look back at her passed days.She overworked and always stayed up.How regretful she was.If given chance again，she would not stay up.Young people believe that as they are young so they can ignore these problems.Staying up is like committi