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Cold temperatures lead to drier air, which may dehydrate mucous membranes, preventing the body from effectively defending against respiratory virus infections. [3] [4] [5] Viruses are preserved in colder temperatures due to slower decomposition, so they linger longer on exposed surfaces (doorknobs, countertops, etc.).
Cold: Dr. Aashish Didwania, professor of medicine at Northwestern University, tells Yahoo Life that cold symptoms usually develop gradually. “Classic” cold symptoms include runny nose ...
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 ...
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.
In fact, reducing the temperature inside the nose by as little as 9 degrees Fahrenheit (5 degrees Celsius) kills nearly 50% of the billions of helpful bacteria-fighting cells and viruses in the ...
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 ]
Infectious disease experts remain vigilant for signs of next major outbreak
While sometimes confused with the common cold, influenza is a much more severe disease and is caused by a different type of virus. [9] Although nausea and vomiting can be produced, especially in children, [ 8 ] these symptoms are more characteristic of the unrelated gastroenteritis , which is sometimes called "stomach flu" or "24-hour flu."