走近科学之：Does blowing your nose make cold symptoms worse? | CNN

[anonymous_coward]

Does blowing your nose make cold symptoms worse? | CNN

Scientists finally know why people get more colds and flu in winter | CNN

[戴跃进 (戴跃进这个傻逼失败主义败类寄生虫外国走狗)]

不建议私自传播 CNN 等为未在中国进行备案登记的境外媒体内容。