After 2 days without sleep long periods of concentration become hard. After 3 days without sleep you have great difficulty thinking, seeing, and hearing clearly. People require slow- wave sleep and dreaming sleep. Slow- wave sleep helps in building protein and restoring control of the brain and nervous system over the muscles glands and other body systems. Walking A condition during which a partly awakened sleeper performs various physical activities.
Most sleepwalkers just sit up in bed and or near it.
Some people get up and walk around but few perform complicated actions. Sleepwalking is more common among children that adults. You are most likely to sleepwalk during a period of tension or worry. Most people that sleepwalk do not remember what they have done. Sleepwalking occurs during deep sleep not dreaming sleep.