Depersonalization is described as suffering from episodes of surreal experiences.

Most people with bipolar I disorder also suffer from episodes of depression.

He suffered from melancholic episodes, which forced him to find a cure in literature and to harden his will.

Burns himself referred to suffering from episodes of what he called "blue devilism".

Without treatment, people who suffer from episodes of depression often do not fully recover.

It's possible that he was suffering from psychotic episodes.

But she suffered from sudden episodes of depression, when she locked herself in the bathroom for hours at a time.

Sam begins suffering from manic episodes and she is later diagnosed with bipolar disorder.

The individual suffers from frequent episodes throughout their lifetime.

She then began to suffer from brief episodes lasting only 10 days, that returned every month for two years.