Panic disorder refers to anxiety disorder that takes the form of panic attacks lasting from a few seconds to as several hours.
Panic Disorder is an anxiety disorder in which individuals have feelings of terror that strike suddenly and repeatedly with no warning. Individuals cannot predict when an attack will occur and may develop intense anxiety between episodes, worrying when the next one will strike. Symptoms can include heart palpitations, chest pain or discomfort, sweating, trembling, tingling sensations, a feeling of choking, fear of dying, fear of losing control and feelings of unreality.