اعصابی (Nervous) refers to the state of being anxious or easily agitated. It often manifests as a response to stress or pressure, leading to feelings of unease or tension. People may experience physical symptoms such as increased heart rate, sweating, or restlessness when they are in a nervous state. The nervous system, which includes the brain, spinal cord, and nerves, plays a crucial role in how we respond to stress. It helps regulate our emotions and bodily functions. Understanding the nervous system can provide insights into why we feel nervous and how to manage those feelings effectively.