Thanks to her contributions to the ZOE study app, we recognize that having two or an ext doses the a vaccine cut the opportunities of catching, reduces the likelihood of gift seriously ok or hospitalised if girlfriend do obtain it, and likewise halves the threat of developing Long 

Even so, some human being still prefer to depend on herbal immunity, rather of gaining vaccinated. However, our latest evaluation shows that a previous infection and being dual vaccinated provides longer-lasting security than inoculation or organic immunity alone. 

Does epidemic give much better protection?

Together v our research study colleagues at king College London, we analysed data from much more than a million continuous UK contributors come the ZOE research app, which permits people to log their inoculation status and check results in addition to daily health and wellness reports.

You are watching: If you had covid should you still get the vaccine

We defined six teams of people, according to whether they were double vaccinated through either the Pfizer or AstraZeneca vaccines or to be unvaccinated, and also whether they had previously tested confident for 

We then looked at exactly how many human being in each of these groups reported experimentation for optimistic during the UK Delta wave from may to September 2021, and also calculated your level the protection against the virus.

We uncovered that 2 doses the the AstraZeneca vaccine offered 71% protection against infection, boosting to 90% for civilization who had previously tested hopeful for

Two sheep of the Pfizer vaccine provided 87% protection, i beg your pardon went as much as 95% for human being who had already been infected through the virus.

By contrast, having had actually without being vaccinated only offered 65% protection against catching it again.

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Should I obtain vaccinated if I’ve already had

Our findings present that infection before twin vaccination gives much higher protection, which supports the call for everyone to gain vaccinated even if they’ve already had 

Reassuringly, those who were infected in the very first wave back in feather 2020, we additionally found the the defense from a previous epidemic didn’t wane, approximately 450 job after the infection, independent of whether the human was vaccinated or not. 

Professor Tim Spector, lead scientist ~ above the ZOE examine app, says: “Regardless of which vaccine is administered, this latest research shows that having a herbal infection before being fully vaccinated walk mean higher protection. This is really positive news for overall immunity level in the UK, and way that huge numbers of people will have actually effective and also long lasting defense from”

Do I require a booster jab if I’ve currently had

Booster jabs are currently rolling out throughout the UK for civilization at the many risk native

But offered that being completely vaccinated on optimal of a vault infection provides such strong protection, need to we be already offering human being in this team a booster jab? 

Tim says, “ If you’re not yet eligible because that a booster, however have had actually a previous infection and two vaccines, ns wouldn't be as well worried together your security will be very high. It’s necessary we focus on the number of high-risk people who continue to be unvaccinated, which is still too high, as we loss behind the remainder of Europe, slowing our progress in reducing rates of infection and also bringing the pandemic to an end.”

How can I assist vaccine research?

It’s an important that we proceed to gather as much data as feasible on the spread of and also the affect of vaccination. 

You deserve to now log any kind of vaccine in the ZOE study app, including boosters and also vaccines obtained as part of a clinical trial. And we’ll shortly be including the ability to log vaccines for other conditions including flu. 

To get involved, simply download the ZOE research app and also start logging day-to-day health reports and also your vaccinations. It only takes a minute, but you’ll be contributing to life-saving research.