Intense feelings of fear, doom, and gloom; a sudden urgency to escape,run away; the fear that you may lose control of your thoughts and actions; dizziness; and vomiting; a feeling like you might pass out; trembling or shakiness; weakness; difficulty breathing; pounding or racing heart; hot or cold flashes; chest pain; hands and feet may feel numb; you may be lightheaded or woozy; irrational thoughts, and a number of other physical, psychological,and emotional symptoms.