...Write some symptoms of common cold ...
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➡ SYMPTOMS OF COMMON COLD :
★ Nasal congestion and discharge , sore throat , hoarseness , cough , headache and tiredness .
★ These symptoms may lasts till the immune reaction develops i.e. production of antibodies and killer cells against virus which usually tales 3-7 days .
Causative Agent - Rhino Virus
Affected Organs - Nose and upper respiratory tract but not lungs .
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