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Focus · Nervous System

Focus in an Age of Distraction: Training Your Attention

Most of us frame poor focus as a character flaw, if only we had more discipline. Attention isn’t mainly a matter of willpower. It’s a state, and the state is set by your nervous system.

Poor focus is far more often a state problem than a character problem. Attention isn’t a muscle you clench; it’s a read-out of how your nervous system has decided to spend its resources. When your system reads the day as demanding, deadlines, broken sleep, a phone that pings, it shifts towards vigilance: scanning, switching, staying ready. Vigilance and concentration are close relatives, and they compete for the same circuitry. That’s why the usual advice, “just concentrate”, so often fails. You can’t force a frazzled system to focus any more than you can force yourself to fall asleep. What you can do is change the conditions, so focus becomes the path of least resistance.

Why does “just concentrate” fail?

Because the part of the brain you’re shouting at is the part that goes offline first. Sustained, goal-directed attention is largely the work of the prefrontal cortex: the region that holds an intention in mind and keeps everything else at bay. Amy Arnsten of Yale, writing in Nature Reviews Neuroscience in 2009, described how even fairly mild, uncontrollable stress rapidly weakens prefrontal function through a flood of noradrenaline and dopamine, while simultaneously strengthening faster, more reflexive circuits.

Under load, the brain doesn’t simply try harder and fail. It hands control to a different system, one built for speed and threat-scanning rather than for staying with a hard paragraph for twenty minutes. Willpower is being applied to a control room that has already been evacuated.

What does one interruption actually cost?

More than the interruption. Professor Gloria Mark’s field research at UC Irvine, following knowledge workers with stopwatches and screen logs rather than surveys, found an average of 23 minutes and 15 seconds to return fully to the original task after a single break in attention. Her later work found the average unbroken stretch of attention on a screen had fallen to about 47 seconds.

Sophie Leroy, publishing in Organizational Behavior and Human Decision Processes in 2009, named the mechanism: attention residue. When you switch tasks before the first one is finished, part of your attention stays behind with it, and performance on the new task measurably suffers. Usefully, Leroy also found the residue was reduced when people had a clear plan for finishing the interrupted task: the loop doesn’t have to be closed, but it does have to be parked somewhere your brain trusts.

So a day of eleven small interruptions doesn’t cost eleven small amounts; it costs most of the day. You can watch it happen in miniature: the same sentence read three times without a single word of it landing, or a tab reopened for the fourth time without your ever having decided to open it.

Is multitasking a skill you can get better at?

The evidence points the other way. Eyal Ophir, Clifford Nass and Anthony Wagner at Stanford, writing in the Proceedings of the National Academy of Sciences in 2009, compared heavy and light media multitaskers. The heavy multitaskers, the people who juggle most, performed worse at filtering out irrelevant information and worse at switching between tasks. Practice at juggling appeared to train distractibility, not dexterity.

The honest caveat: that study is correlational and the literature since has been mixed, it may be that more distractible people gravitate towards multitasking. Either way the practical conclusion holds. What we call multitasking is really rapid switching, and every switch carries a residue cost.

How does your nervous system set your attention?

Through the same pathways that set your heart rate. Julian Thayer and colleagues, writing in Annals of Behavioral Medicine in 2009, set out the neurovisceral integration model: the prefrontal cortex and the subcortical structures that drive threat responses sit in a reciprocal relationship, and that relationship is visible in heart rate variability. In their work, higher vagally mediated HRV was associated with better performance on tasks demanding executive control: the very capacities you draw on to hold a goal, ignore a notification, and return to the sentence you were writing.

Your nervous system is your Master Regulator: it decides, continuously and below awareness, whether conditions favour building or defending. A system stuck in defending is not being lazy. It is doing exactly what it was designed to do, just for longer than the situation warrants. Narrowed attention and constant scanning aren’t bugs in that state. They are the state. At Diskin Life in Fitzroy, Melbourne, Australia, that is why we begin by looking rather than guessing: seeing what a nervous system is actually doing before anyone offers suggestions about it.

How does Diskin Life approach focus?

At Diskin Life, attention is read the way this article reads it: as a state, set by the nervous system underneath it. So the starting point is the state itself, not advice about willpower. The Life Assessment pairs careful baseline testing with seven extraordinary measures putting numbers to a state most people only feel. The numbers tell a third of the story. The person tells another, how they experience their response, in view of what they most want attention for, and Dr Ari, with 40+ years of study and experience behind him, draws both into one picture. Where care follows, gentle Nervous System Adjustments use light, precise contacts to cue the nervous system rather than forcing it; the body does the work. And because Premium Vitality frames physical, cognitive and emotional performance as one connected system, the 13 Vitality By Design presentations run through Respond Better, Move Better, Eat Better and Think Better: the last of which speaks directly to attention. It begins, for everyone, with a free Discovery Session: simply a conversation with Dr Ari.

What if poor focus is feedback, not a fault?

More often than not, it is feedback. A mind that will not settle is a body communicating, not malfunctioning, and that message is worth listening to rather than arguing with. When the same scattered day keeps repeating, you are not weak; you are in a loop, and a loop can be retrained. Working at the cause rather than the symptom means cueing the nervous system to reorganise how it runs you, the aim being room for awareness, adaptability and resourcefulness to return.

How do you make focus the easy option?

  • Do one thing. Every switch carries a recovery and residue cost. If you must stop mid-task, take twenty seconds to write down the exact next step: Leroy’s work suggests a concrete plan for the unfinished task reduces how much of your attention it keeps.
  • Work in waves. Attention is rhythmic, not constant. Focused blocks followed by genuine breaks beat grinding hour after hour. Genuine means away from a screen; scrolling is a change of content, not a change of state.
  • Shape the environment. Adrian Ward and colleagues, in the Journal of the Association for Consumer Research in 2017, found that participants performed worse on working-memory and reasoning tasks when their own phone was merely present on the desk, face-down and silent, compared with when it was in another room. Willpower was not the variable. Distance was.
  • Regulate first. A few slow breaths with a longer exhale than inhale, a short walk, a minute of looking at something further away than your screen. Settling the system changes the state the attention is drawn from. See the physiological sigh for the mechanism, or how to regulate your nervous system more broadly.

That is what Premium Vitality at Diskin Life aims at: not extracting more attention from a depleted system, but raising the state attention is drawn from. Nervous System Adjustments are about how well a system organises and settles itself. The education side is about what you do with the other 167 hours of the week.

What this cannot show

Two things should be said plainly. First, none of the research above is Chiropractic research. Mark, Leroy, Arnsten, Ophir, Thayer and Ward studied attention, stress physiology and cognition, not adjustments. What they establish is the mechanism: attention depends on a state, and that state is physiological. We are not aware of good evidence that Chiropractic care improves scores on attention tests, and we don’t claim it. What we work on is the regulation underneath.

Second, persistent difficulty concentrating has many causes that have nothing to do with modern distraction: sleep apnoea, thyroid problems, iron or B12 deficiency, medication effects, ADHD, depression, grief, perimenopause, or a workload no nervous system could carry. Some of those need a diagnosis, not a breathing exercise. Care that respects you says so early, and says so out loud.

What to hold on to

  • Attention is a state, not a virtue: Arnsten’s work shows stress rapidly weakens the prefrontal cortex, the very region that sustains focus.
  • Interruptions cost more than they appear to: an average 23 minutes and 15 seconds to return fully (Mark), plus the attention residue Leroy identified.
  • Environment beats willpower, Ward’s 2017 study found the mere presence of your own silent phone reduced available cognitive capacity.
  • Regulate first, then focus; and if concentration problems persist, get the medical causes ruled out properly.

General information only, not a diagnosis or personal health advice. If difficulty concentrating is significantly affecting your work or wellbeing, please also speak with your GP.

The science

The cost of breaking focus is bigger than it feels. Research by Professor Gloria Mark at UC Irvine found that after a single interruption it takes an average of 23 minutes and 15 seconds to fully return to the original task. Her more recent work clocked the average attention span on a screen at just 47 seconds, down from about 2.5 minutes two decades ago.

Sources: Gloria Mark, Professor of Informatics, UC Irvine, interruption-recovery research and Attention Span: A Groundbreaking Way to Restore Balance, Happiness and Productivity (2023).; Leroy S. “Why is it so hard to do my work? The challenge of attention residue when switching between work tasks.” Organizational Behavior and Human Decision Processes, 2009;109(2):168–181.; Arnsten AFT. “Stress signalling pathways that impair prefrontal cortex structure and function.” Nature Reviews Neuroscience, 2009;10(6):410–422.; Ophir E, Nass C, Wagner AD. “Cognitive control in media multitaskers.” Proceedings of the National Academy of Sciences, 2009;106(37):15583–15587.; Thayer JF, Hansen AL, Saus-Rose E, Johnsen BH. “Heart rate variability, prefrontal neural function, and cognitive performance: the neurovisceral integration perspective on self-regulation, adaptation and health.” Annals of Behavioral Medicine, 2009;37(2):141–153.; Ward AF, Duke K, Gneezy A, Bos MW. “Brain drain: the mere presence of one’s own smartphone reduces available cognitive capacity.” Journal of the Association for Consumer Research, 2017;2(2):140–154.; Dr Ari Diskin. Clinical observation at Diskin Life, Fitzroy, Melbourne, Australia, 40+ years.

For our clients, going deeper

This is one of the themes Diskin Life clients explore in depth through our 13-part Vitality By Design presentation series: a guided education process for understanding and working with your own nervous system. Explore the series →

About the author

Dr Ari Diskin, Doctor of Chiropractic (USA), is the founder of Diskin Life in Fitzroy, Melbourne, Australia, where he practises Premium Vitality: the Whole-Person, brain-based nervous-system approach he created, built on 4 keys: Your Master Regulator, the Survival Cycle, the 4 Levels of Spiraling Health and the 3 Pulse Integration Process. Day to day that means gentle Nervous System Adjustments and, as part of the same process, an in-depth wellness education, so clients understand how their own nervous system works, how the way they move, eat, think and respond shapes it, and take an active role in every domain of their health. Meet Dr Ari →

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