Covid symptoms: Seven reasons people could have avoided infection - doctor explains

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Covid lottery". "There is a population who say they've never had Covid and then there are those poor souls who've had it several times," she said. "It is a very complex area which is now attracting a lot of research. "Here are seven reasons why someone might have never 'officially' caught Covid. They've had Covid but didn't realise itDr Hurst said many people who claim to have never had coronavirus probably have had it. "There's a high chance they had it but didn't have any symptoms," she said. "I'd say that between 45 to 90 percent of people who think they've never had it actually have, but were asymptomatic. "She explained that one study found that 45 percent of people who tested positive actually had no symptoms.

And once you've been vaccinated, there is no way of knowing if you have ever had Covid. READ MORE: Dementia: The type of fish linked to the brain condition - 'Avoid overconsumption'You thought you just had a coldThen there's another group of people who did have Covid but just dismissed it as a cold because as the pandemic continued, the list of symptoms changed.

Dr Hurst commented: "Not everyone had a cough or lost their sense of smell and taste. As the different variants arrived, so did the different symptoms and many sufferers would have just shrugged off their Covid, saying, 'It's just a cold. '"Not everyone gets testedTesting was vital in recording the official rates in the population.

However, some people were testing regularly for work, while others have never taken a test or only taken laterals - which aren't as reliable as PCR tests. They're genetically differentDr Hurst said there's also a very special - but small - group of people who have never had Covid and haven't been vaccinated.