The trouble with sleep. Part 2, Night night.

The last in a two-part documentary looking at people with sleep disturbances. This part looks at children's sleep problems which affect half of Britain's families. Disorders include somnambulism to night terrors and repeated banging of the head. Children and their families describe how these problems affect their everyday lives and footage is included of the children at night. The children and their parents are offered solutions by child sleep experts.