Poll Reveals Concerns Over Biden and Trump's Mental Fitness and Policy Performance Ahead of 2024.

A majority of Americans, including almost 4 in 10 Democrats, believe President Joe Biden's mental fitness is a real concern, according to a recent poll. However, Biden's approval rating has increased to 45%. The poll also found that 51% of respondents believe former President Donald Trump's mental fitness is a real concern. Additionally, a plurality of respondents believe the COVID-19 emergency should have ended sooner. The survey was conducted from May 15-18 and has a margin of error of +/- 3.4 percentage points.