Part of the reason that teenagers are so difficult is that they are literally rewiring their brains; their whole nervous system is slowly being covered in a lining that means their nerves don't leak stimulation everywhere. Until that process is complete - around 19-ish for a girl - they see the world in a wholly different way to how they were as children, or as adults.
Your daughter is a different person now; she might be just as horrified as you were at her teenage diary!
New series of *This city is ours* on iPlayer now
Do you always alter your clocks?
Wes Streeting announces we have 1,000 days to prepare for war.



