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An illustration of coronavirus particles

Does a high viral load or infectious dose make covid-19 worse?

27 March 2020

Does being exposed to more virus particles mean you’ll develop more severe illness? Data suggests the relationship between infection and severity may be complex
How long does coronavirus stay on surfaces and can they infect you?

How long does coronavirus stay on surfaces and can they infect you?

25 March 2020

The coronavirus has been found to stick to surfaces for days – but you’re more likely to catch it when close to infected people, or possibly through droplets spread via plumbing and ventilation systems

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