[unspun]

This doesn't happen when "brain waves stop," because it is a hallucination. I don't put much stock in hallucinations.

I would check testimonies, if I were you. I'm talking flatliners.

[realpatriot71]

I'm talking flatliners.

Which refers to the electrical stimulation of the heart, not the brain. A "flatliner" has a heart that is not beating, not a brain that isn't still conducting electrical impulses.