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提问者:上海市绿苑小学四(2)班孙怡雪为什么春天里容易过敏呢?答:春天的过敏源主要有两种:首先是暖融融的阳光,因为皮肤刚经过紫外线含量最低的冬天,春天阳光中紫外线变强,但皮肤还不适应,加上春天气温舒适,反而容易长时间处于日照环境中,忽视了紫外线对皮肤的刺激。其次是那到处绽放的花朵,让空气中的花粉含量大增,对潜在过敏体质,和有过敏史的人们而言,可真是不好受。保持良好的生活习惯,有助于改善身体状况,预防过敏。多用冷水洗脸,多吃蔬菜水果,也对预防过敏有帮助。
A: Spring allergy there are two main: First, the warm and warm sunshine, because the skin has just passed through the winter with the lowest UV content, spring sunshine The UV becomes stronger, but the skin is not suited, coupled with comfortable spring temperatures, but easy for a long time in the sunshine environment, ignoring the ultraviolet rays on the skin irritation. Followed by the bloom of flowers everywhere, so that the air pollen levels soar for the potential allergies, and people with a history of allergies, is really unpleasant. Maintaining good habits will help to improve your health and prevent allergies. Wash face with more water, eat more fruits and vegetables, but also to help prevent allergies.