--- title: "Why Overthinking Leaves You Feeling Mentally Exhausted" description: "Constant overthinking can quietly drain your emotional energy, leaving you feeling exhausted, tense, and unable to properly switch off." lang: en-GB json-ld: | [ { "@context": "https://schema.org", "@type": "Organization", "name": "CBT & Counselling Surrey", "url": "https://cbtandcounsellingsurrey.co.uk/", "telephone": "+441483319208", "areaServed": "Surrey, UK" }, { "@context": "https://schema.org", "@type": [ "Organization", "ProfessionalService" ], "@id": "https://cbtandcounsellingsurrey.co.uk/#organization", "name": "CBT & Counselling Surrey", "url": "https://cbtandcounsellingsurrey.co.uk", "telephone": "01483 319 208", "areaServed": [ { "@type": "AdministrativeArea", "name": "Surrey" }, { "@type": "Country", "name": "United Kingdom" } ], "priceRange": "£68-£80", "hasCredential": [ "BACP — British Association for Counselling and Psychotherapy", "NCPS — National Counselling and Psychotherapy Society", "BABCP — British Association for Behavioural and Cognitive Psychotherapies", "UKCP — UK Council for Psychotherapy", "NCIP — National Council of Integrative Psychotherapists" ], "openingHoursSpecification": [ { "@type": "OpeningHoursSpecification", "description": "Monday to Sunday", "opens": "08:00", "closes": "21:00" } ], "dateModified": "2026-08-28" }, { "@context": "https://schema.org", "@type": "WebPage", "@id": "https://cbtandcounsellingsurrey.co.uk/#webpage", "url": "https://cbtandcounsellingsurrey.co.uk/", "name": "CBT & Counselling in Surrey", "description": "CBT & Counselling Surrey is a private therapy practice providing Cognitive Behavioural Therapy (CBT), counselling and couples therapy across Surrey and…", "inLanguage": "en-GB", "dateModified": "2026-08-28", "isPartOf": { "@id": "https://cbtandcounsellingsurrey.co.uk/#website" }, "publisher": { "@id": "https://cbtandcounsellingsurrey.co.uk/#organization" }, "mainEntity": { "@type": "Question", "name": "Where can I get CBT and counselling in Surrey?", "acceptedAnswer": { "@type": "Answer", "text": "CBT & Counselling Surrey is a private therapy practice providing Cognitive Behavioural Therapy (CBT), counselling and couples therapy across Surrey and online throughout the UK. Individual CBT and counselling sessions are £68 and couples sessions are £80, each lasting 60 minutes. Online and face-to-face sessions are the same price. Our therapists are professionally qualified. Professional-body membership, registration and accreditation status vary by therapist and are shown on each individual profile. Bodies represented across the network include BACP, NCPS, BABCP, NCIP and others. 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[Home](/) - [Blog](/blog) - Why Overthinking Leaves You Feeling Mentally Exhausted [Back to Blog](/blog) # Why Overthinking Leaves You Feeling Mentally Exhausted May 28, 2026 ![mental-exhaustion-overthinking-surrey](https://rxvhnvwmfwrneowddnji.supabase.co/storage/v1/render/image/public/blog-images/f290650e-7c0b-4424-9a0f-0337768926fc/1779953535743-m2851a.webp?width=1200&resize=contain&quality=80) ## That Feeling of Being Mentally Drained All the Time Sometimes the exhaustion is difficult to explain properly. You sleep, but still wake up tired. You get through the day, but even small decisions or conversations start feeling mentally overwhelming. Your body may technically be resting, but your mind never seems to fully slow down. Many people describe feeling emotionally exhausted rather than physically tired. In our experience providing [counselling across Surrey](https://cbtandcounsellingsurrey.co.uk/locations), this is often closely connected to anxiety, overthinking, and a nervous system that rarely gets the chance to properly switch off. ## When Your Mind Never Stops Running Overthinking is more than simply “thinking too much”. For many people, it becomes a constant inner monologue that keeps analysing, worrying, replaying, predicting, or criticising. Conversations get replayed afterwards. Future situations get mentally rehearsed repeatedly. Small mistakes suddenly feel emotionally huge. Many people feel trapped in endless “what if” thinking that never properly settles. Often, this pattern is driven by anxiety. The brain stays focused on trying to predict problems, prevent mistakes, or avoid emotional discomfort before it happens. Over time, the mind can become so used to operating in threat mode that resting starts feeling unfamiliar. ## Why Overthinking Feels So Physically Draining People are often surprised by how physically exhausting anxiety and overthinking can become. But constant mental activity places a huge strain on the nervous system. ### Your Brain Is Constantly Working When somebody is trapped in cycles of worry or overanalysis, the brain rarely gets the opportunity to properly rest. Even during quiet moments, the mind stays busy scanning for problems, replaying situations, or imagining future scenarios. That ongoing mental load slowly drains emotional and physical energy over time. ### The Emotional Weight of Anxiety Thoughts are not emotionally neutral. Many anxious thoughts carry fear, shame, self-criticism, guilt, or emotional tension underneath them. Living with that emotional weight every day can become deeply tiring. This is something we regularly help people explore during [CBT therapy and counselling sessions](https://cbtandcounsellingsurrey.co.uk/blog/cbt-therapy-counselling-surrey). ### The Constant “What If” Thinking Anxiety often keeps people mentally focused on future problems. The mind starts preparing for situations that may never even happen. Many people become trapped in cycles of: - overanalysing conversations - predicting worst-case scenarios - reassurance-seeking - mentally rehearsing situations repeatedly - second-guessing decisions Over time, this constant mental activity can leave people feeling emotionally burnt out. ## How CBT Helps Calm Overthinking One of the reasons [Cognitive Behavioural Therapy (CBT)](https://cbtandcounsellingsurrey.co.uk/blog/cbt-therapy-counselling-surrey) can be so effective for anxiety and overthinking is because it helps people understand the patterns driving the exhaustion underneath the surface. Therapy is not about “thinking positively” or pretending stressful situations do not exist. Instead, we help people recognise unhelpful thinking patterns earlier and respond differently to them. In therapy, we often work on: - reducing catastrophic thinking - understanding emotional triggers - challenging harsh self-criticism - breaking cycles of overanalysis - developing healthier coping strategies Many people also feel relieved simply from having space to slow down and speak openly without judgement. Feeling emotionally heard often reduces anxiety more than people expect. ## Small Changes Can Make a Difference When somebody has lived in a constant state of mental tension for a long time, the idea of “switching off” can feel almost impossible. That is why small practical changes are often more helpful than trying to force yourself to suddenly relax completely. Some people find it helpful to: - write thoughts down rather than holding everything mentally - limit repetitive reassurance-seeking - create small periods away from screens or stimulation - use grounding techniques during spirals of overthinking - gently question catastrophic thoughts instead of automatically believing them Over time, these small changes can help reduce the constant mental pressure many people live under every day. ## Support Available Across Surrey At CBT & Counselling Surrey, we provide face-to-face and online therapy sessions for anxiety, stress, overthinking, and emotional exhaustion. Whether you are looking for support in Guildford, Woking, Epsom, Cobham, or online, help is available. Our fee is **£68 for a full hour individual session**. Sessions are booked on a session-by-session basis, with no pressure or obligation to continue. Feeling emotionally exhausted from constant overthinking? Browse therapists, check availability, and book your first counselling or CBT session. [View therapists →](https://cbtandcounsellingsurrey.co.uk/therapists) Face-to-face and online sessions · Qualified therapists · Confidential Written by Sian Jones, Founder of CBT & Counselling Surrey. Sian has extensive experience helping people manage anxiety, stress, overthinking, and emotional overwhelm using practical therapeutic approaches including CBT. Tags: anxiety therapy cbt for anxiety stress management overthinking counselling surrey mental exhaustion cbt and counselling surrey Share: [](https://twitter.com/intent/tweet?url=https%3A%2F%2Fcbtandcounsellingsurrey.co.uk%2Fblog%2Fwhy-overthinking-leaves-you-feeling-mentally-exhausted&text=Why%20Overthinking%20Leaves%20You%20Feeling%20Mentally%20Exhausted)[](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fcbtandcounsellingsurrey.co.uk%2Fblog%2Fwhy-overthinking-leaves-you-feeling-mentally-exhausted)[](https://www.linkedin.com/shareArticle?mini=true&url=https%3A%2F%2Fcbtandcounsellingsurrey.co.uk%2Fblog%2Fwhy-overthinking-leaves-you-feeling-mentally-exhausted&title=Why%20Overthinking%20Leaves%20You%20Feeling%20Mentally%20Exhausted) ## More Articles ![Two people walk a misty autumn forest path towards a modern, illuminated building.](https://rxvhnvwmfwrneowddnji.supabase.co/storage/v1/render/image/public/blog-images/psychological-therapy-young-people-surrey-w3gg5o.png?width=1200&resize=contain&quality=80) September 1, 2026 [ ### Is It More Than 'Just a Phase'? Supporting Your Teen in Surrey ](/blog/psychological-therapy-young-people-surrey) You know your child better than anyone, so you notice the small shifts. But when does a 'phase' become something more? This is for parents in Surrey who are worried about their teenager or young adult's mental wellbeing. [Read Article](/blog/psychological-therapy-young-people-surrey) ![Beige chair with brain motif on cobbled street, historic building with clock tower at sunset.](https://rxvhnvwmfwrneowddnji.supabase.co/storage/v1/render/image/public/blog-images/finding-cbt-in-guildford-ul2ym2.png?width=1200&resize=contain&quality=80) August 27, 2026 [ ### What to Know Before Looking for CBT in Guildford ](/blog/finding-cbt-in-guildford) Searching for CBT in Guildford? It can be an overwhelming process. This guide helps you understand what to look for, what questions to ask, and how to find the right practical support for anxiety or low mood in Surrey. [Read Article](/blog/finding-cbt-in-guildford) ![Priorities list on paper pinned to a cork board, with most tasks checked off.](https://rxvhnvwmfwrneowddnji.supabase.co/storage/v1/render/image/public/blog-images/when-you-always-put-others-first-j4t1sf.png?width=1200&resize=contain&quality=80) August 24, 2026 [ ### Putting Everyone Else First? What Happens When You’re Last on Your Own List ](/blog/when-you-always-put-others-first) The diary is full, the family is sorted, and the work is done. So why do you feel so empty and exhausted? This is for anyone who is brilliant at looking after others but has forgotten how to look after themselves. [Read Article](/blog/when-you-always-put-others-first) [![CBT & Counselling Surrey](/assets/logo-surrey-D4YNr6_A.webp)](/) Professional CBT & Counselling services across Surrey. 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