Anxiety: Neurobiology, Cognitive Mechanisms, and Evidence-Based Treatments for Persistent Worry and Hyperarousal
Anxiety is a multifaceted neurobiological state characterized by excessive apprehension, heightened arousal, and biased threat processing. It is not simply a feeling; it reflects coordinated changes across brain circuits, autonomic regulation, and cognition. Clinically, anxiety exists on a spectrum ranging from normative worry to disabling disorders such as generalized anxiety disorder (GAD), panic disorder, social… Read More »