According to research from the UK, changes in an individual’s sense of humor can serve as an early indicator of dementia.

What a person finds funny can be very telling about their character and personality.
According to research from the UK, an individual’s sense of humor can also serve as an early indicator of dementia. 
A recently published University College London study suggests that a change in what elicits a chuckle may be a warning sign of a type of frontotemporal dementia, or FTD.
One notable worrisome behavior is laughing at completely