儿科专家指出,儿童免疫力差,感冒受凉就可能诱发气管炎、支气管炎,喉咙里产生许多痰液。多数儿童不会吐痰,而是咽下去或咳嗽时呕出。如果大量痰液和病菌堆积在呼吸道内,会影响孩子呼吸,严重时会出现胸闷、呼吸困难,甚至引起肺炎、肺不张、心力衰竭等危及生命。所以,帮助孩子及时排痰很重要。 Pediatric experts pointed out that children with poor immunity, colds may induce bronchitis, bronchitis, sputum production in the throat. Most children do not spit, but vomit when swallowing or coughing. If a large number of sputum and bacteria accumulate in the respiratory tract, will affect the child’s breathing, severe chest tightness occurs when, breathing difficulties, and even cause pneumonia, atelectasis, heart failure and other life-threatening. Therefore, it is important to help your child to expectorate promptly.