In people suffering from _____, chronic excessive worry is accompanied by three or more of the following symptoms: restlessness, fatigue, concentration problems, irritability, muscle tension, and sleep disturbance.
Explanation:Anxiety disorders are a group of mental disorders characterized by significant feelings of anxiety and fear.Anxiety is a worry about future events, and fear is a reaction to current events.These feelings may cause physical symptoms, such as a fast heart rate and shakiness
