U.S. President Joe Biden speaks to the media as he arrives at Joint Base Andrews, Maryland, U.S. July 20, 2022. 

Jonathan Ernst | Reuters

President Joe Biden on Saturday examined constructive for Covid-19 as soon as once more after consecutive days of testing damaging for the virus, his doctor mentioned.

Biden, 79, is experiencing no new signs and “continues to feel quite well,” Dr. Kevin O’Connor mentioned in a memo shared by the White House.

But he’ll however “reinitiate strict isolation procedures,” the presidential doctor wrote.

Biden, who’s totally vaccinated and has obtained two booster photographs of the Pfizer-BioNTech vaccine, tweeted Saturday afternoon that he was asymptomatic however would isolate “for the safety of everyone around me.”

“I’m still at work, and will be back on the road soon,” the president’s tweet mentioned.

O’Connor had beforehand warned of the potential for a “rebound” in constructive take a look at outcomes, a phenomenon amongst a small proportion of sufferers who, like Biden, used the antiviral medicine Paxlovid as a part of their therapy.

Biden had accordingly “increased his testing cadence, both to protect people around him and to assure early detection of any return of viral replication,” O’Connor wrote within the newest memo, which was made public Saturday afternoon.

The president examined damaging for Covid on Tuesday, Wednesday, Thursday and Friday, however examined constructive on Saturday morning from an antigen take a look at. “This in fact represents ‘rebound’ positivity,” the physician wrote.

Biden’s age places him at larger threat of getting severely in poor health from Covid. People over age 65 account for greater than 81% of deaths from the virus, which has killed greater than 1 million folks within the U.S. alone, in response to the Centers for Disease Control and Prevention.

The president first examined constructive for Covid on July 21. He felt “mild symptoms” together with a dry cough, runny nostril and fatigue, O’Connor mentioned on the time. Biden started working in isolation however returned to the Oval Office 5 days later after testing damaging for Covid twice over a 24-hour interval.

“The President has experienced no reemergence of symptoms, and continues to feel quite well,” O’Connor wrote in Saturday’s memo after Biden’s rebound take a look at. “This being the case, there is no reason to reinitiate treatment at this time, but we will obviously continue close observation.”

“However, given his positive antigen test, he will reinitiate strict isolation procedures. As I’ve stated previously, the President continues to be very specifically conscientious to protect any of the Executive Residence, White House, Secret Service and other staff whose duties require any (albeit socially distanced) proximity to him,” O’Connor wrote.