Symptoms Of Cold 2024. Most often, common cold symptoms start 1 to 3 days after someone is exposed to a cold virus. โ it can also cause ear infections and the coughing associated with the illness can worsen asthma symptoms.
But symptoms of a common cold usually appear 1 to 3 days after exposure to a cold. โ a cdc survey found that a majority of americans take precautions when sick with cold or cough symptoms (such as avoiding contact with people at higher risk and avoiding large indoor gatherings).