It is the stuff of nightmares. How often have we, as children, come out in a sweat imagining being unable to move? But this was no figment of the imagination. The only part of me which could move was my left eyelid. My eyes would move up and down but not side to side. But I was well aware of what was going on. At first there was no time to dwell on things because of the rushing around that went on.