David Dowdy: Latest News

A nurse at a Walgreens pharmacy near Florida International University’s Tamiami campus in Miami-Dade shows a patient the newly formulated Moderna bivalent vaccine on Sept. 7, 2022. (Howard Cohen/Miami Herald/Tribune News Service via Getty Images) U.S.

A US Army veteran with Covid-19 is treated by a medical worker in a negative pressure room in the Covid-19 ward at the US Department of Veterans Affairs (VA) Boston Healthcare system campus and medical center in West Roxbury, Massachusetts on January

coronavirus variant Omicron BA.5 can reinfect people despite protections. Previous advice suggested that anyone who is vaccinated, have received antibody treatments, or have developed natural immunity from any previous exposure were less at risk, especially in the initial months after.However, Andrew Robertson, the chief health officer of Western Australia, claims that he is seeing cases of reinfection within a matter of weeks, as reported by News.com.au.READ MORE: Inside Wimbledon's Royal Box dramas from 'boycott' by Duchess to Prince's F-bombHe explained: “What we are seeing is an increasing number of people who have been infected with BA.2 and then becoming infected after four weeks."So maybe six to eight weeks they are developing a second infection, and that's almost certainly either BA.4 or BA.5."The UK Health Security Agency (UKHSA) has recently reminded people to ensure their COVID-19 vaccinations are up to date and to continue following COVID-safe behaviours.This comes following the latest technical data indicated BA.4 and BA.5 have become dominant in the UK and are driving the recent increase in infections.

RELATED: CDC says J&J vaccine has ‘small possible risk’ of rare neurological disorder"It’s important that we recognize that COVID has the potential for explosive outbreaks,’’ warned Dr. David Dowdy, an infectious disease specialist at Johns Hopkins University.Amid the surge, the death toll in hard-hit Argentina approached 100,000.