{"id":7761,"date":"2026-07-07T07:51:50","date_gmt":"2026-07-07T07:51:50","guid":{"rendered":"https:\/\/scienceinhealth.com\/?p=7761"},"modified":"2026-07-10T07:54:35","modified_gmt":"2026-07-10T07:54:35","slug":"tired-but-wired-vagus-nerve","status":"publish","type":"post","link":"https:\/\/scienceinhealth.com\/fr\/2026\/07\/07\/tired-but-wired-vagus-nerve\/","title":{"rendered":"Naturopath: 7 Reasons People Tired All Day But Wired at Night Should Try Vagus Nerve Stimulation"},"content":{"rendered":"
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Poor sleep, racing thoughts, jaw tension, and that exhausted-but-wired feeling are rarely separate problems. Here is what connects them – and what most people never think to address.<\/b><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Thomas Hottmann is a naturopath, certified nurse and functional medicine practitioner based in Hilzingen, Germany. He has spent over a decade working with people whose bodies stay stuck in high-alert mode long after the working day ends – and whose standard recovery tools have stopped delivering results.<\/span>
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I see the same pattern almost every week in my practice.<\/b><\/p>

Someone comes in exhausted. They have tried the screen time limits, the magnesium before bed, the “do not disturb” mode. Some have blue light glasses. Some have a whole wind-down routine.<\/span><\/p>

The details differ. A nurse who cannot stop replaying a difficult shift. A teacher who keeps rehearsing tomorrow’s lesson while trying to sleep. A project manager whose mind is already in Monday’s kickoff meeting.<\/span><\/p>

The pattern underneath is always the same.<\/span><\/p>

And still – the moment the laptop closes, the mind opens.<\/b><\/p>

They lie there replaying the meeting from this afternoon. Running through tomorrow’s agenda. The body is in bed. The brain is still at the office.<\/span><\/p>

By 3am, something jolts them awake. By 7am, the alarm feels like an assault. By 9am, the second coffee has already stopped working.<\/b><\/p>

This is not a sleep problem. It is not a discipline problem. <\/span>It is a nervous system problem. And it responds to a very different kind of intervention.<\/b><\/p>

Here is what I see connecting all of it – and why an increasing number of people are turning to vagus nerve stimulation as a result.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Your Brain Never Got the “Work Is Over” Signal – So It Never Stopped Working<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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You close the laptop. You make dinner. You watch something. You go to bed.<\/span><\/p>

And somewhere between the last Slack notification and the moment your head hits the pillow – nothing actually switched off.<\/span><\/p>

Your autonomic nervous system has two primary states. Sympathetic (fight-or-flight) – keeps you alert, activated, scanning for threats. Parasympathetic (rest and recover) – where genuine restoration happens. The vagus nerve is the body’s primary pathway for shifting between the two.<\/span><\/p>

For people who work with their brain all day, the sympathetic system stays activated for hours at a stretch. Unlike physical labour, which exhausts the body and sends a clear “work is done” signal, cognitive work produces no such signal.<\/span><\/p>

The nervous system has no way of knowing the workday ended. So it continues doing what it was doing all day.<\/b><\/p>

The laptop closes. The threat-scanning does not.<\/span><\/p>

The racing thoughts, the replaying of conversations, the mental preparation for tomorrow – these are not personality traits. They are a nervous system that was never told it was safe to stop.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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VNS – Vagus Nerve Stimulation – works differently from every other wind-down tool. Rather than asking an already-activated nervous system to calm itself through effort, VNS delivers a direct signal to the brainstem, activating the parasympathetic pathway from the source.<\/span><\/p>

The most direct form of this is taVNS – Transcutaneous Auricular Vagus Nerve Stimulation – a non-invasive method that delivers gentle electrical pulses through the outer ear directly to the vagus nerve.<\/span><\/p>

In peer-reviewed scientific studies, a single VNS session produced a 61% increase in vagal nerve activity within five minutes.<\/b><\/p>

What People Notice:<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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