Clinical depression: People may experience: Mood: anxiety, apathy, general discontent, guilt, hopelessness, loss of interest or pleasure in activities, mood swings, or sadness Behavioral: agitation, excessive crying, irritability, restlessness, or social isolation Sleep: early awakening, excess sleepiness, insomnia, or restless sleep Whole body: excessive hunger, fatigue, or loss of appetite Cognitive: lack of concentration, slowness in activity, or thoughts of suicide Weight: weight gain or weight loss Also common: poor appetite or repeatedly going over thoughts

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