Director of the Sleep Assessment Advisory Service in London, Professor Chris Idzikowski, said sleepwalking is very difficult to treat.

BBC: Sleepwalking is 'in the genes'

And that fact that 73% of the world uses alarm clocks, says Dr Idzikowski, confirms the need for more sleep.

BBC: How we go to sleep

However, Professor Idzikowski said there was a possibility that sleepwalking could be a variation of an auto immune disorder, due to the genetic marker.

BBC: Sleepwalking is 'in the genes'

"The problem is people rarely do such acts under controlled conditions at a sleep clinic, " says sleep specialist Dr Chris Idzikowski, director of the Edinburgh Sleep Clinic.

BBC: Sleep: Weird things people do in their sleep

However, Professor Idzikowski believes that people with these gene mutations may actually be part of a natural genetic spread in the human race which could be beneficial to society.

BBC: 'Sleepyhead gene' discovered

British Airways also created an online jet lag fighting calculator, where the advice is based on research by Chris Idzikowski, director of the sleep assessment and advisory service at Edinburgh Sleep Centre.

BBC: Online calculators combat jet lag