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The common cold or the cold is a viral infectious disease of the upper respiratory tract that primarily affects the respiratory mucosa of the nose, throat, sinuses, and larynx. [ 6 ] [ 8 ] Signs and symptoms may appear in as little as two days after exposure to the virus. [ 6 ]
When the weather starts to cool, a common question often arises: "Am I sick, or is it just allergies?" Here's what the experts say.
Onset of symptoms: Here, you start experiencing the first signs of a cold, such as a sore throat, sneezing, and mild fatigue. This stage marks the body’s initial immune response to the infection.
The common cold often shares many of the symptoms associated with COVID-19 or the flu but tends to be much milder. You may have a runny nose or congestion, sneezing, sore throat, cough, slight ...
What is a common cold? A common cold is an infection of the nose and throat. A cold is caused by a virus that causes inflammation of the membranes that line the nose and throat, Johns Hopkins said ...
Rhinovirus is the most common viral infectious agent in humans and is the predominant cause of the common cold. [1] The three species of rhinovirus (A, B, and C) include at least 165 recognized types that differ according to their surface antigens or genetics. [2] They are among the smallest viruses, with diameters of about 30 nanometers.
After a cold virus infects your body, your immune system kicks into gear to get rid of it, which in turn cause you to develop various symptoms. When these symptoms resolve, this is a good sign the ...
Flu symptoms start to show up about one to four days after exposure to an influenza virus. ... Like other respiratory illnesses, the symptoms of the common cold are often coughing, sneezing, a ...