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Covid-19 and loss of smell: Harvard researchers uncover why it happens – Health24

Loss of smell is a well-known Covid-19 symptom, but until now it’s been unclear why it happens in some patients.



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  • Anosmia is a common symptom among people with mild Covid-19 
  • New research has uncovered why the virus may cause a temporary loss sense of smell
  • Further observation is, however, needed to confirm the team’s findings

Evidence of loss of smell (anosmia) as a symptom of Covid-19 first emerged in late February 2020. In April, the symptom was officially added to the Centers for Diseases Control and Prevention’s list of Covid-19 symptoms. At that stage, however, very …

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