Sen. John Fetterman increasingly goes it alone, worrying some fellow Democrats as they struggle to push back against Trump and retake the majority.

Staffers of Senator John Fetterman have sounded the alarm over the Pennsylvania lawmaker’s health and increased isolation as he ... a risk to the Democratic Party, but also to himself.

A 2024 letter from his ex-chief of staff, Adam Jentleson, to a treating neuropsychiatrist, warned that Fetterman was showing signs of paranoia and self-isolation, and may have stopped taking his ...

Fetterman’s run-in with Murray is just one example of his isolation from his fellow Democrats ... His relationship with the Democratic Party has become increasingly strained while he’s ...

knew her party had a problem ... some who spoke with NBC News worried whether Fetterman is having cognitive struggles that may be exacerbating his isolation. The House Democratic lawmaker ...