People with locked-in syndrome are usually completely paralysed, and are unable to speak or move.
- Sufferers can think and reason and can generally move their eyes
- The disorder can follow a traumatic brain injury, such as a massive stroke
- Although there is no cure, therapy such as functional neuromuscular stimulation can sometimes benefit victims by activating some of the paralysed muscles
More top news
A couple who lost an unborn baby to complications from twin to twin transfusion syndrome have raised money for research into the condition.
Dorset has a new migrant population - barrel jellyfish are washing up in their dozens on its shores.
The family of one of Britain's oldest poppy-sellers say charities which bombarded her with donation requests were not to blame for her death