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Coronaviruses are a group of viruses known for causing the common cold. They have a halo or crown-like (corona) appearance when viewed under an electron microscope. The common cold is an infection of the upper respiratory tract which can be caused by many different viruses.
Although the common cold is usually caused by rhinoviruses, [94] in about 15% of cases the cause is a coronavirus. [95] The human coronaviruses HCoV-OC43, HCoV-HKU1, HCoV-229E, and HCoV-NL63 continually circulate in the human population in adults and children worldwide and produce the generally mild symptoms of the common cold. [88]
Mild illnesses in humans include some cases of the common cold (which is also caused by other viruses, predominantly rhinoviruses), [1] [2] while more lethal varieties can cause SARS, MERS and COVID-19. [3] [4] As of 2021, 45 species are registered as coronaviruses, [5] whilst 11 diseases have been identified, as listed below.
Respiratory syncytial virus (RSV) causes infections of the breathing passages and lungs. It's so common that most children have been infected with the virus by age 2, according to the Mayo Clinic .
The virus, which typically causes the common cold, is behind a large wave of illnesses in Los Angeles County, where data show that at least 30% of positive respiratory virus tests have come back ...
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 ...
Coronaviruses have a worldwide distribution, causing 10–15% of common cold cases (the virus most commonly implicated in the common cold is a rhinovirus, found in 30–50% of cases). [17] Infections show a seasonal pattern with most cases occurring in the winter months in temperate climates, and summer and spring in warm climates.
Respiratory viral panels can detect more than a dozen viruses at once, including influenza and SARS-CoV-2, the virus that causes Covid, as well as a number of viruses that cause colds: RSV ...