There are many students smoking in senior high school, the reason may be that they think they look cool or appear to be more mature while having a cigarette at hand.But there are a lot of reasons not to smoke. Smoking does harm to our health.It is dangerous to our heart and lung. A lot of diseases are caused by cigarettes.Cigarettes also have terrible smell.The seconghand smoke can also be dangerous to the others who stand around you. Therefore, no smoking in public is a strict regulation in many countries. And the most important thing is that once you come into addicitive,it's hard to get rid of it. So,we must keep far from the cigarette——for everybody's health.
高中里有很多学生吸烟,原因可能是他们觉得手中有一支烟看上去很酷或者显得更成熟。但是,不吸烟的原因有很多。吸烟有害我们的健康,对我们的心脏和肺很危险。很多疾病都是由香烟引起的,而且烟的味道不好闻。二手烟对周围的.人也很危险。因此,公共场所禁止吸烟是很多国家的一项严厉规定。最重要的是,一旦你上瘾了就很难戒掉了。所以,为了每个人的健康,我们必须远离香烟。
我国把每年9月命名为“脑健康月”,而每年的9月16日,则是中国的脑健康日。大脑是人体的司令部,“头等大事”可别忽视了。现代社会中,多方压力,使得很大一部分人群的大脑处于异常疲累的状态。记忆力下降、睡眠质量不好、脾气变差,当这三种状态同时出现时,人们就该提高警惕,你的大脑已经处于高度疲惫状态了。
医生告诉记者,如果我们的大脑长期处于负荷状态,不光伤脑子,还易使身体出现器质性变化。医生建议,长期从事脑力劳动的人群,平时要做好大脑保健工作,每天不仅要合理安排作息时间,一旦大脑疲累,就要立即休息。即使条件有限,也尽量起身活动片刻,使血液循环加快,放松身心。劳逸结合,才能提高用脑效率。
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