People with panic disorder have:

• sudden and repeated attacks of fear.
• a feeling of being out of control during a panic attack.
• a feeling that things are not real.
• an intense worry about when the next attack will happen.
• a fear or avoidance of places where panic attacks have occurred in the past.
• physical symptoms including:
• pounding heart,
• sweating,
• weakness, faintness, or dizziness,
• feeling a hot flush or a cold chill,
• tingly or numb hands,
• chest pain,
• feeling nauseous or stomach pain.