Coronaviruses are a family of viruses ranging from the common cold to the Sars (severe acute respiratory syndrome) virus.

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Coronaviruses are a group of viruses ranging from the common cold to the Sars (severe acute respiratory syndrome) virus.

BBC: Fifth coronavirus death reported

Coronaviruses are a large family of viruses ranging from the common cold to the Sars (severe acute respiratory syndrome) virus, spread through droplets of body fluids produced by sneezing and coughing.

BBC: Second UK case of 'Sars-like' coronavirus identified

Novel coronavirus is part of a family called coronaviruses, which cause illnesses ranging from the common cold to SARS, or Severe Acute Respiratory Syndrome, as well as a variety of animal diseases.

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The acute conditions are usually caused by viruses such as the "common cold" virus or by common bacteria.

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