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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.
COVID-19 can show up later than the cold or flu, the Mayo Clinic says. Meanwhile, a cold infection doesn’t usually cause fever or headache, but those are common with flu and COVID-19.
The common cold also shares overlapping symptoms of COVID-19, the flu and RSV, according to Mayo Clinic. Some include: Low-grade fever. Cough. Runny or stuffy nose. Congestion.
[3] [4] This commonly includes nasal obstruction, sore throat, tonsillitis, pharyngitis, laryngitis, sinusitis, otitis media, and the common cold. [5]: 28 Most infections are viral in nature, and in other instances, the cause is bacterial. [6] URTIs can also be fungal or helminthic in origin, but these are less common. [7]: 443–445
A cold is caused by a virus that causes inflammation of the membranes that line the nose and throat, Johns Hopkins said, adding that it can result from any one of more than 200 different viruses ...
Coughing, sneezing and wheezing—these common cold symptoms are often considered a default way of life each January. Yes, respiratory viruses certainly peak when much of the U.S. is crammed ...
But mutations of the common cold virus have proven occasionally deadly. For instance, in 2007, at least 10 patients died after an adenovirus, a bug that causes colds, mutated into a more severe ...