On Thursday, President Biden's coronavirus test resulted in a positive result.

Paxlovid, an antiviral medication used to lessen the severity of COVID-19, is being administered to the president.

In the afternoon, Mr. Biden tweeted that "I'm doing great" and that he was "staying busy

The president was scheduled to travel to Pennsylvania on Thursday and then to his home in Wilmington, Del.

Both travels, according to White House officials, were postponed.

According to the White House, vice president Kamala Harris, who was last seen with the president on Tuesday, tested negative.

Mr. Biden took extreme precautions to be healthy at the beginning of the pandemic.

However, more recently, as the pandemic subsided and the number of vaccinated persons rose.

According to officials, Mr. Biden is periodically examined. Tuesday marked the last viral test for the president.