Your tongue can tell if you have coronavirus or symptoms to look out for

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One in five people with Covid still present with less common symptoms that dont get on the official PHE list – such as skin rashes. Seeing increasing numbers of Covid tongues and strange mouth ulcers . If you have a strange symptom or even just headache and fatigue stay at home !

Patients diagnosed as mild and moderate COVID-19 commonly had light red tongue and white coating. Severe patients had purple tongue and yellow coating. The proportion of critical patients with tender tongue increased to 75%.

Greasy coating was a significant characteristic of patients with COVID-19. The proportions of greasy coating were 53.3%, 73.3%, 83.6% and 87.5% in disease category of mild, moderate, severe and critical. In addition, the thick coating proportion increased from mild (24.9%) to critical (50.0%).


Tongue features have certain relationship with the category of COVID-19. Tongue features can serve as potential indicators for the evaluation of patient’s condition and prognosis. Further studies are needed to enhance the quantification of tongue features and develop standards.

Also doctors in Spain examined the mouths of 21 COVID-19 patients who had rashes on their skin to see if they had enanthem, or a rash inside the body on the mucous membrane.

Credit Twitter Tim Spector

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