When you can't move while sleeping, the best place to start is by moving your digs and toes. Since they are furthest away from the main body, it is easier to start with them. You can start by moving your fingers and toes back and forth. Also try squeezing your fingers together, this...
And in 1977, Maureen Weston of the UK went without sleep for a massive 449 hours (18.7 days). She began to hallucinate towards the end but reported no lasting effects from her rocking chair marathon. Calling a Halt to Sleep Deprivation Stunts However, if you're planning a sleep deprivation...