The other concern about Dementia is that once you first notice it. . it will rapidly get worse and you will notice the increase in symptoms each week, not months.
Sorry for your personal experience with your mother as a sufferer.
I feel sympathy for Biden but also for all of us who have the chance of at least some amount of time under a cognitively deteriorating President ushered in as part of a power grab by the Dems.
Dems would let him have the face offs with N.Korea,Iran,China,Russia and Isis, holding the nuclear codes?
They know he is declining. Shameful.