A fear of dying is at the root of all those stressful issues and, as Sheldon Solomon put it when speaking to The Atlantic in 2015, those things are "all malignant manifestations of death anxiety running amok."

It’s cyclical: Anxiety spiral, fear of death, bad decisions, rinse, repeat.

The gatherings can be hosted anywhere—community centers, living rooms, hospices, or regular old coffee shops.

It's also not the place to attempt to convert anyone to a religion.

The concept began with "café mortels," created in 2004 by Swiss sociologist and anthropologist Bernard Crettaz.

In psychology, there's a term known as "terror management theory," which refers to the fact that, while humans intellectually understand the inevitability of death, our survival instinct protects us from fully confronting it.

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