10/06/2026
"Can we talk about something really important? 📱
We are living through the largest uncontrolled experiment ever conducted on the developing human brain — and most of us haven't even noticed.
The phone. The scroll. The likes. The notifications.
For adults, constant phone use is challenging enough. For children and young people — whose brains are still actively developing — the implications are profound and we are only just beginning to understand them fully.
Here is what the neuroscience tells us:
🧠 The dopamine trap Every notification, every like, every new post triggers a tiny hit of dopamine — the brain's reward chemical. The brain quickly learns to crave these hits, creating a cycle of compulsive checking that is not a lack of willpower. It is neurochemistry. And a developing brain is significantly more vulnerable to this than an adult one.
😴 Sleep destruction The blue light emitted by screens suppresses melatonin — the brain's natural sleep hormone. Late night phone use delays sleep onset, reduces deep sleep and destroys the REM sleep that young brains desperately need for emotional processing, memory consolidation and mental health. A sleep deprived teenage brain is an anxious, reactive, emotionally dysregulated brain.
😟 The anxiety and comparison engine Social media exposes young people to a relentless, curated highlight reel of other people's lives — triggering social comparison, inadequacy, FOMO and anxiety. The research linking heavy social media use in adolescents to increased rates of anxiety, depression and low self esteem is now overwhelming.
🎯 Attention and concentration The constant switching between notifications, videos and posts is literally rewiring the young brain's ability to sustain attention. Deep focus — the kind needed for learning, creativity and academic achievement — is increasingly difficult for young people who have grown up in the age of the scroll.
👥 Social skills and emotional development Face to face human connection — reading facial expressions, managing conflict, sitting with boredom, developing empathy — is how young brains learn to navigate the social world. Screen time that replaces rather than supplements this interaction has a measurable impact on social and emotional development.
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Why under 16s are particularly vulnerable:
The prefrontal cortex — the part of the brain responsible for impulse control, decision making and emotional regulation — is not fully developed until the mid twenties. This means young people are neurologically less equipped to self regulate their phone use, less able to resist the dopamine pull and more susceptible to the long term rewiring effects of heavy screen time.
In short — the brain most harmed by excessive phone use is the brain least able to protect itself from it. 💛
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This is not about demonising technology. It is about understanding what we are dealing with — and making informed choices for the young people in our lives.
As a Solution Focused Hypnotherapist I work with young people experiencing anxiety, low confidence, sleep problems and overwhelm — and the role of phone and social media use in their difficulties comes up time and time again.
If you are concerned about a young person in your life — or indeed your own relationship with your phone — please do reach out. 🌿
📩 [email protected] 🌐 www.debbievaughanhypnotherapy.co.uk
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Are you looking for a caring and sympathetic professional hypnotherapist? Then look no further. Debbie Vaughan Hypnotherapy hypnotherapy in North Wales and online for clients around the world. I can help people tackle fears, anxiety, stress, weight loss, phobias, insomnia and confidence issues – b...
