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Write 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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