His mental decline compared to his younger himself has been very observable and obvious...
https://www.businessinsider.com/psy...ng-trumps-mental-health-deteriorating-2019-12
350 health professionals sign letter to Congress claiming Trump's mental health is deteriorating dangerously amid impeachment proceedings
https://www.businessinsider.com/psy...ng-trumps-mental-health-deteriorating-2019-12
350 health professionals sign letter to Congress claiming Trump's mental health is deteriorating dangerously amid impeachment proceedings