According to O'Connor, Biden's temperature reached 99.4 on Thursday night, but returned to normal after he took Tylenol.
Biden still has a runny nose, fatigue, and a loose cough.
During a regular screening for the virus, Biden tested positive. Until he tests negative, he is isolated in the White House.
In an interview with ABC's Good Morning America, COVID Response Coordinator Dr.
Ashish Jha said, "He is about as well protected for this virus as you can be."