
A short weekly read from psychologist Dr Kat Aguilera on how your brain actually works. Why you think, feel and behave the way you do, and what you can practically do about it.
Free, weekly and jargon-free. Unsubscribe anytime.

Lying awake at 3am with thoughts swirling and a mariachi band playing.
Snapping at the people you love over small things.
Wanting to be left alone by everyone and get some space.
Feeling anxious or on edge for no obvious reason.
Being completely exhausted but unable to switch your brain off.
Drinking, working, scrolling...doing anything to avoid your feelings.
There's a reason for every one of these. Know Your Brain explains it.
Something your brain does that you'll recognise straight away.
The psychology behind it, in plain English.
One evidence-based thing to try, small enough to start today.

Dr Kat Aguilera is a psychologist with over 15 years' experience working in high-pressure organisations, including the prison service and NHS mental health services. Her clinical work specialises in trauma, with specialist experience working with police, military personnel and emergency services.
Her work has taught her that nobody breaks without warning, and that understanding what your brain is doing is the first step to managing it better. Know Your Brain brings that expertise out of the clinic and into everyday life.
One short email a week. One practical idea you can use. That's it.