An estimated 5.5 million Americans of all ages have Alzheimer's disease. Of the estimated 5.5 million Americans living with Alzheimer's dementia in 2017, an estimated 5.3 million are age 65 and older and approximately 200,000 individuals are under age 65 and have younger-onset Alzheimer's. One in 10 people age 65 and older (10 percent) has Alzheimer's dementia.
Naturally, some smarty pants might make a case for smiles being the longest word in the English language. Sure, it has only six letters, but you can also truthfully say that there is a âmile between the first and last letters!
At a length of 30 characters, it is the longest non-coined word to appear in any major English dictionary. Honorificabilitudinitatibus is a 27 letter word that, in plural form, means being in the state of being capable to receive honors. The word just so happens to be the longest word ever used by Shakespeare, but its roots go back centuries before his time to at least the 1100s.