Day: December 4, 2025

How Hypervigilance Causes Sleep Problems and Insomnia

Hypervigilance and sleep problems shown by an anxious woman scanning a dim hallway, representing trauma-related insomnia and nighttime alertness

How Hypervigilance Causes Sleep Problems and Insomnia By Dr. Charles R. Freeman, Ph.D. Hypervigilance can cause sleep problems and insomnia because the nervous system stays on alert when it should be resting. A person may be physically safe in bed, but the brain and body may still be scanning for threat. This can lead to […]