![Man asleep in his bed](/staticarchive/16e71ab4d501a87b2e4ac9a2c358a9a3d2197746.jpg)
Sleepwalking is usually harmless
Alice and Stephen talk about people who sleepwalk, and how scientists believe the condition is passed on from parent to child.
This week's question:
What do the letters REM stand for?
a) rapid eye movement
b) random eye movement
c) relative eye movement
Listen out for the answer at the end of the programme!
Listen
Sleepwalking
End of Section
Grammar
- sleepwalk
do things while asleep, e.g. walk around
- genetic
inherited; a feature that someone was born with that was passed on by their parents or grandparents
- genes
parts of living cells which carry information about physical characteristics, e.g. a person's appearance and health
- doses of medication
specific amounts of medicines taken at regular times, as instructed by a doctor
- harmless
not dangerous
- it runs in families
it is a feature or condition that affects several people who are related
- generations
here, members of a family who are directly related through their parents, grandparents, great grandparents etc
- defective
faulty, imperfect
- fifty-fifty
two equal possibilities