COVID-19 patients often lose their sense of smell and taste. This is rare for a viral infection. At-home smell tests could be used as a screening tool and help slow the spread of the coronavirus.
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Temperature checks have become a commonplace screening tool for COVID-19, but loss of sense of smell is a more predictive symptom of coronavirus infection than fever.
The UK was late at recognising smell loss as a COVID symptom.
There is abundant evidence that a sudden loss of smell is related to COVID-19.
Patients who later test positive for COVID-19 are reporting early loss of smell and taste. Researchers are now trying to understand if this could be an early sign of the disease.
Researchers are currently looking into these reports to confirm whether loss of smell is an early indication of COVID-19.
Infections like coronavirus can kill the nerves that let you smell, but they'll usually grow back within weeks.
It's hell to lose your sense of smell.
Smell – the strangest of all the senses.
Our senses of taste and smell are linked to one another in ways that experts are continuing to explore. See if you can answer some questions for which experts have discovered some surprising answers.
Top contributors
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Professor of Rhinology and Olfactology, University of East Anglia
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Director, Center for Smell and Taste; Co-Director, UF Health Smell Disorders Program; Professor of Pharmacology and Therapeutics, University of Florida
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Associate Professor, Flavour Chemistry, University of Reading
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Professor of Genetic Epidemiology, King's College London
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Head, Clem Jones Centre for Neurobiology and Stem Cell Research
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Research Fellow, Menzies Health Institute Queensland, Griffith University
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Associate Professor, Menzies Health Institute Queensland, Griffith University
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Associate Professor, Chief of the Division of Rhinology and Skull Base Surgery, Co-Director UF Health Smell Disorders Program, University of Florida
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Senior Research Fellow, University of Oxford
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Professor of Food Science, Penn State
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Assistant Professor of Epidemiology, Penn State
