有关失眠的英语作文一
At least one third of a person's life is spent in sleep. Sleep is an extremely important physiological function to maintain human life, as water and food are indispensable to human beings. Insomnia is the enemy of life and health, which should be paid enough attention to. Many people mistakenly believe that insomnia will not affect people's health and delay treatment; little do they know that long-term insomnia will lead to brain dysfunction, causing a variety of harm to the body, insomnia seriously affects physical and mental health.
人的一生当中，至少有三分之一的时间都是在睡眠中度过的。睡眠是维持人体生命的极其重要的生理功能，犹如水、食物一样对人必不可少。而失眠则是生命健康的大敌，须引起足够的重视。许多人错误地认为失眠不会影响人的健康而延误治疗；殊不知长期失眠大脑功能就会紊乱，对身体造成多种危害，失眠严重影响身心健康。
有关失眠的英语作文二
Insomnia is a health problem faced by most people at present. It is well known that sleep accounts for one third of a person's life, but people still know little about the occurrence and function of sleep, and various sleep disorders are increasing, among which insomnia is one of the most common clinical symptoms.
The causes of insomnia are varied. According to the statistics of Western scientists, there are no less than 40 causes of insomnia. For example, some are caused by physical illness, physical discomfort, some by taking drugs and some exciting drinks, some by excessive daytime activity, very excited, resulting in brain nerve activity disorder and insomnia, others by excessive stimulation, strong desire or excessive anxiety, worry is difficult to fall asleep. Generally speaking, the most important factors are psychological factors and environmental factors.
失眠是目前大多数人面临的健康问题，众所周知，睡眠占人得一生 1/3 时间, 但人们至今对睡眠的发生和功能等仍知之甚少, 而各种睡眠障碍疾病却日益增多, 其中失眠是最常见的临床症状之一。
失眠的原因是多种多样的。根据西方科学家统计，目前已了解引起失眠的原因不下于四十种。如有的因生理疾患，身体不适所致，有的因服用药物和一些兴奋性的饮料引起的，由的因白天活动过多，非常兴奋，以致脑神经活动失调而失眠，也有的因过分刺激，强烈的欲望或过度的焦虑，忧心忡忡难以入眠。总的看来，最主要的还是心理因素和环境因素。