![Covid-19 antibodies may give us partial immunity to SARS and MERS 1 Someone being vaccinated against covid-19 in LA, California, in April 2021](https://i0.wp.com/images.newscientist.com/wp-content/uploads/2023/08/21143332/SEI_167720111.jpg?resize=696%2C463&ssl=1)
Someone being vaccinated against covid-19 in Los Angeles, California, in April 2021
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As a result of the virus behind the covid-19 pandemic, and related vaccination campaigns, many people may have some immunity to other coronaviruses, including two that could cause dangerous outbreaks in the future.
This includes the virus behind SARS, which started spreading in China in 2002 and killed around 1 in 10 of those infected before it was stopped by infection control measures, as well as the deadlier virus behind MERS, which kills 1 in 3 infected people. …