推荐回答(5个)
我们很多上班族平时上班没时间洗头发,大多数人都是晚上睡前洗澡洗头一起洗的。其实,晚上睡觉之前洗头发不利于身体健康。
大家可能觉得,我白天那么忙哪有时间洗头发啊,等休息洗头也等不到那个时候了啊,大多数人都控制在3天左右洗一次头发的。然而,睡前洗头发容易导致感冒,人体自身有体温调节系统,洗头发的时候毛细血管扩张,身体对外散热,湿头发水分蒸发的时候会带走体内大量的热。如果吹风机没有吹干头发的话,是非常容易感冒的。其次,睡前洗头发是很影响人的睡眠面质量的。因为,睡前洗头发,头发受到温热水的刺激后使得大脑神经变得兴奋从而难以入眠,并且没有吹干头发的时候睡觉容易失眠多梦。
睡前洗头发会引起头痛等症状,像男士的头发短倒没而什么大的影响,而对于一些长头发的美眉们来说,容易引起头部和手部的寒冷,导致经常性鼻塞、感冒和怕冷等症状。年轻时候或许还不觉得,等老了可能会留下一些后遗症。虽然,晚上洗头发提神,但是也会引起血管收缩,血黏度增加,导致血管内形成血栓,引发头痛症状。然而,晚上洗头发对头发本身也是有一定的伤害的。头发湿的时候,我们会用吹风机吹干,然而并不能彻底的保证头发干燥。头皮湿的话,会引起毛囊里容易长螨虫的现象,具体的表现就是脱发会比较严重,发质也会越来越差劲。
所以,我们尽量不要睡前洗头发。如果实在是情况不允许的时候,就一定要把头发吹干,再去睡觉。像很多长头发的女性还是最好不要睡前洗头发了,更容易感冒。
(满意请采纳)早上和晚上洗都不好,因为
1\早上,人刚起床,血液循环还没有恢复到正常水平.血液运行比较缓慢.当早上洗头的时候,由于头部皮肤比较敏感,水的刺激会突然使血液循环加速.
所以,血液的突然提速会另头部感觉不舒服.
2\晚上洗头,由于晚上的空气湿度比较大,头发不容易完全干燥,当你入睡的时候,残余的水分,由于头部在睡觉的时候,其皮肤紧贴枕头,无法通风干燥.因此,水分只能依靠人体体温蒸发,不断侵蚀头部皮肤,引起头部皮肤不适.
建议:洗头一般在午后进行比较好.
如果由于上班的缘故,无法正常洗头,那么请不要在早上刚起床的时候就洗头,因为此时你的身体各个器官都处于苏醒阶段,突然的刺激会引起不适感.晚上洗头的话,尽量早点洗,洗后尽量使头发干透再睡觉
人们劳累了一天之后,晚上是最为疲劳不堪的时候,也是人们身体抗御病痛能力最低的时候。有晚上睡觉前洗头习惯的人,由于没有认真地擦干头发,使大量的水分滞留于头皮表面,尤其是冬天夜间气温较低时,残留水遇冷空气极易凝固。长期有残留水凝固头部,从而导致人们气滞血淤,经络阻闭,郁疾成患,特别是冬天寒湿交加,更易成病,是造成大量慢性头痛的重要原因之一。
内科医生向人们解释道,这种头痛医学上称之为头皮皮下静脉丛炎。这类疾病初发阶段为患者头皮局部有滞胀麻木感,大多数人是头顶部有麻木感,并伴绵绵隐痛。检查时可以摸到局部的头皮增厚、增粗,甚至皮下肿块有隆起的现象。这类现象大多见于颅骨沟缝上,呈节段性、条索形筋结形态,有些人头顶部也能摸到颗粒状结节。
内科医生提醒有晚上洗头习惯的人们,如果经常晚上洗头后不能及时完全擦干,并患有不明原因的头晕头痛并伴有麻木感觉的头疾时,可能就是患这种病了,应及时到医院就诊,在医生的帮助下尽早解除或减轻痛苦。如果还没有出现这类症状,应及早采取措施,首先要改变晚上洗头习惯,其次要在洗后擦干头发,或者用电吹风吹干,确保清洁、轻松、健康皆不误。
如果你把头发吹干再睡是没有问题的,但是头发没干就睡会得头痛病
LS两位都说得很好
我自己有亲身体会,晚上洗头即使是短发也很不容易干,我就是短发,但要是不用吹风机也得几个小时才能完全干透。头发没有干透就睡觉会引起头痛。但若是总用电吹风则会损伤发质。所以还是早上洗吧
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