The 1942-born leader has officially announced his candidacy for a second term as US President in 2024 as the Democratic candidate.
If re-elected, Mr Biden would become the oldest president in US history when he turns 86 in the final years of his second term.
The previous record for the oldest living US president was held by Ronald Reagan, when his term ended in 1989 at the age of 77.

US President Joe Biden turned 81 on November 20. Photo: Reuters
Joe Biden’s main rival in the race for the White House in 2024 will likely be former President Donald Trump. This talented Republican candidate is currently 77 years old.
In the survey conducted by Reuters/Ipsos Held in mid-September, voters expressed concerns about Mr Biden’s age and health when he assumed the responsibility of leading America.
Specifically, 77% of respondents, including 65% of Democrats, said Mr. Biden was “too old” to be president, while only 39% thought he was “smart enough” to remain president. Sat on the post of boss of the White House.
For the presumptive Republican nominee, Mr Donald Trump, 56% of respondents said he was “too old” to lead the country, while 54% said he was “mentally too old” to face the challenges of the US presidency. Were “quite fast”.
Contrary to voters’ concerns, Mr. Biden said that “the older the ginger, the spicier he is” because “her age and more than half a century of experience in social activities are assets in solving America’s problems.”
“I know I’m 198 years old” – President Biden joked in June.