A panic attack is a feeling of sudden and intense anxiety. Panic attacks can also have physical symptoms, including: - shaking - feeling disorientated - nausea - rapid, irregular heartbeats - dry mouth - breathlessness - sweating - dizziness The symptoms of a panic attack are not dangerous, but can be very frightening. They can make you feel as though you're having a heart attack, or that you're going to collapse or even die. Most panic attacks last somewhere from 5 minutes to half an hour. Than