Long Covid is less likely to affect vaccinated people than unvaccinated people, a new review of 15 studies by the UK Health Security Agency released on Tuesday has concluded.

UKHSA said the people who received two doses of Pfizer-BioNTech, AstraZeneca or Moderna vaccine, or one dose of the single-shot J&J vaccine, were around half as likely to develop symptoms of long Covid compared to the unvaccinated.

"These studies add to...