insomnia

Inability to shut off the brain.
Failure to tone down or turn off the noise in your head.

Sleeplessness that results from thoughts that are captured in a continuous segue, e.g., the wikipedia snowball effect.

Insomnia nights can make your brain physically hurt the next day.

JJ's Definition of insomnia: My brain in wikipedia mode.

Couldn't sleep again last night....Couldn't shut off my brain.

Insomnia: I took the red pill last night.
by Turn Yourself Around August 29, 2008
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