Working with Dr. Will Devlin
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Why your brain struggles with sleep
Why your brain struggles with sleep
Why your brain struggles with sleep
How an evolved, survival-focused mind can make nights harder and why that’s not a personal failure.
CFT
Post Video Reflection
Post Video Reflection
Notice
When things feel hard with sleep, what ties you in knots most: the struggle itself or how you treat yourself for struggling with sleep?
When things feel hard with sleep, what ties you in knots most: the struggle itself or how you treat yourself for struggling with sleep?
Try
Try
When sleep is difficult, do you show up as your own best friend, or your own worst enemy? Now write down what your “worst enemy” voice says, then answer it as your best friend would.
When sleep is difficult, do you show up as your own best friend, or your own worst enemy? Now write down what your “worst enemy” voice says, then answer it as your best friend would.
Live
Live
Next time sleep is difficult, how would you like to show up for yourself the following day?
Next time sleep is difficult, how would you like to show up for yourself the following day?
I've answered these (e.g. in my notebook)
Session Recap
01
Night-time alertness is instinctive
Humans evolved to become more cautious and alert in darkness, when dangers were harder to detect. That inherent protective alertness can consequently make settling at night more difficult.
01
Night-time alertness is instinctive
Humans evolved to become more cautious and alert in darkness, when dangers were harder to detect. That inherent protective alertness can consequently make settling at night more difficult.
02
Unfamiliar places raise vigilance
New surroundings and unexpected noises provide the brain with more uncertainty to monitor. This helps explain why sleep can be lighter or more difficult away from home.
02
Unfamiliar places raise vigilance
New surroundings and unexpected noises provide the brain with more uncertainty to monitor. This helps explain why sleep can be lighter or more difficult away from home.
03
Your brain prioritises survival over sleep
The brain’s threat systems developed to keep you safe, not to make sleep effortless. When the brain detects possible danger, such as worries about sleep, staying alert takes priority over switching off.
03
Your brain prioritises survival over sleep
The brain’s threat systems developed to keep you safe, not to make sleep effortless. When the brain detects possible danger, such as worries about sleep, staying alert takes priority over switching off.
Next Session
Understanding your tricky brain
Understanding your tricky brain
How old-brain and new-brain loops keep your mind active, especially when you’re trying to sleep.
How old-brain and new-brain loops keep your mind active, especially when you’re trying to sleep.
An ACT & CFT based approach helping you to improve your relationship with sleep.
Sluzzle offers educational help for everyday sleep challenges and isn’t designed for medical sleep disorders.
©2026 Sluzzle - All rights reserved. Address: 3rd Floor, 86-90 Paul Street, London, EC2A 4NE
An ACT & CFT based approach helping you to improve your relationship with sleep.
Sluzzle offers educational help for everyday sleep challenges and isn’t designed for medical sleep disorders.
©2026 Sluzzle - All rights reserved. Address: 3rd Floor, 86-90 Paul Street, London, EC2A 4NE
An ACT & CFT based approach helping you to improve your relationship with sleep.
Sluzzle offers educational help for everyday sleep challenges and isn’t designed for medical sleep disorders.
©2026 Sluzzle - All rights reserved. Address: 3rd Floor, 86-90 Paul Street, London, EC2A 4NE