Poll shows Biden's lead over Trump shrinking in 2024 matchup as concerns over physical fitness grow

Former President Donald Trump is edging President Biden in a hypothetical general election rematch, according to new polling that reveals growing concerns over the president's physical health.

A new Quinnipiac University poll found that Biden currently leads in a hypothetical race against Trump by four points, locking in 49% support of likely voters over 45% who said they would vote for the former president.

The results reflect a slight narrowing in the race, after a Jan. 31 poll found Biden leading Trump by 6 points, 50% to 44%.

Trump remains the frontrunner in the Republican presidential primary, securing support from 80% of Republican-identifying respondents, while only 17% said former U.N. Ambassador Nikki Haley is their preferred GOP nominee.

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Amid growing concerns over the president's fitness, a large majority of voters, 67%, said they believe Biden is too old and not physically capable of completing another four-year term as president.

On the flip side, 57% of voters think Trump is not too old to serve another term as president.

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The survey also noted that nearly twice as many voters believe Trump to be more physically fit than Biden.

"A Biden-Trump split decision on physical and emotional fitness leaves both looking vulnerable," Tim Malloy, Quinnipiac University Polling Analyst, said in a statement. "Yes, Trump wins walking away on the age and stamina question, but voters have more confidence in Biden's empathy toward them and his emotional stability to handle the job."

Only 40% of voters said they approve of Biden's handling of the