Intro to Brain and Behavior
Excessive worry refers to an uncontrollable and persistent concern about various aspects of life, which can significantly impact daily functioning and emotional well-being. It is often a core feature of anxiety disorders, where individuals find themselves caught in a cycle of negative thoughts and apprehensions that can lead to physical symptoms such as restlessness and fatigue. This heightened state of anxiety is more than just occasional stress; it can interfere with one's ability to concentrate, sleep, and engage in social activities.
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