Night Terrors_ Understanding Sudden Sleep Startles | The Real Reason You’re Not Sleeping
4 Jul 2025 · 1 min

0:44
A short YouTube segment by Aaron Hartman, MD explaining how dysautonomia (irregular autonomic nervous system activity) can disturb sleep maintenance, deepen disruptions to non-REM and REM sleep, and produce phenomena like night terrors or sudden startled awakenings; he links these disruptions to reduced sleep efficiency (waking without feeling rested).










