Common cold

The common cold is a disease of the upper respiratory tract.

Poster from 1937 encouraging citizens to

Common cold, also known simply as a cold, is a viral infectious disease of the upper respiratory tract that primarily affects the nose. Signs and symptoms may begin less than two days following exposure. They include coughing, sore throat, runny nose, sneezing, headache, and fever. People usually recover in seven to ten days. Some symptoms may last up to three weeks. In those with other health problems, pneumonia may occasionally develop.

单词	Coryzal
释义	Coryzal 英语百科 Common cold Common cold, also known simply as a cold, is a viral infectious disease of the upper respiratory tract that primarily affects the nose. Signs and symptoms may begin less than two days following exposure. They include coughing, sore throat, runny nose, sneezing, headache, and fever. People usually recover in seven to ten days. Some symptoms may last up to three weeks. In those with other health problems, pneumonia may occasionally develop.
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Coryzal

Common cold