incubation time for cold
From the time a cold virus enters the nose, it takes 8-12 hours for the viral reproductive cycle to be completed and for new cold virus to be released in nasal secretions. (13) This interval is called the incubation period. Cold symptoms can also begin shortly after virus is first produced in the nose (10-12 hours).(13) The time from the beginning of the infection to the peak of symptoms is typically 36-72 hours.he symptoms of a common cold include sneezing, runny nose, nasal obstruction, sore or scratchy throat, cough, hoarseness, and mild general symptoms like headache, feverishness, chilliness, and not feeling well in general. (1, 2). Colds last on average for one week.