https://www.healthcentral.com/article/black-out-during-times-stress-anxiety-i-function-forget-periods-time
Anxiety Disorders

I "Black out" when I'm Stressed or Anxious. Why?

    Answered by Jerry Kennard, Ph.D.
    You should know: The answer above provides general health information that is not intended to replace medical advice or treatment recommendations from a qualified healthcare professional.