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打喷嚏、打哈欠都是人体的应激性自然反应。然而,有些人认为打喷嚏、打哈欠时动作不雅、形象欠佳,往往是在有人的时候便尽力抑制自己打喷嚏、打哈欠。事实上,强忍喷嚏、哈欠会对健康造成伤害。当鼻腔中吸人异物或因感冒导致鼻黏膜充血、分泌物增加时,人都会情不自禁地打喷嚏。打喷嚏对健康有益,通过打喷嚏,人体可以将大量细菌与异物排出体外,保持呼吸道畅通。同时,打喷嚏还能缓解人的情绪,使心情变得更舒畅,能够克服抑郁,或者平缓激动的情绪。
Sneezing, yawning are the body’s natural reaction to stress. However, some people think that when sneezing and yawning, they are not well behaved and their images are poor. They often try to restrain themselves from sneezing and yawning when someone is there. In fact, to endure sneezing, yawning can do harm to health. When inhaling foreign body nasal cavity or nasal mucosa due to a cold caused by congestion, secretions increase, people can not help but sneeze. Sneezing health benefits, through sneezing, the body can be a large number of bacteria and foreign bodies excreted, keep the airway open. At the same time, sneezing can also ease the mood of the person, making the mood more comfortable, able to overcome the depression, or gentle and agitated emotions.