Focusing is becoming increasingly difficult, you forget things more easily, or you notice your thoughts constantly wandering. Tasks that used to be second nature suddenly require much more mental effort.
Attention and concentration problems can have various causes, ranging from ADHD to chronic stress, depression, or neurological conditions.
At BRAI3N, we look beyond just the symptoms. We investigate which cognitive functions are under pressure and which brain networks may be involved. This allows us to determine which treatment options, including neuromodulation, might be relevant for your personal situation.

You read the same sentence multiple times without the information sinking in.
You lose your train of thought during a conversation, forget appointments, or notice that everyday tasks require more and more mental effort. It can feel as though your brain isn't functioning as well as it used to.
Attention and concentration problems are cognitive complaints where it becomes harder to process information, maintain focus, or organize thoughts and actions.
Cognition encompasses all the mental processes our brains use to take in, process, store, and use information. This includes attention, concentration, memory, information processing, and executive functions, such as planning, decision-making, and suppressing distracting stimuli.
When these functions are disrupted, daily activities, work, and social interactions can require significantly more effort. However, not every cognitive complaint means there is an objectively diagnosed cognitive disorder.
Attention and concentration problems can have various causes.
With ADHD it involves a neurodevelopmental disorder where issues with attention, impulsivity, and sometimes hyperactivity have been present since childhood. ADHD can persist into adulthood, where attention problems and inner restlessness often become more prominent.
But cognitive problems can also develop later in life, for example due to:
Attention, memory, and concentration are not controlled by a single, isolated area of the brain. They arise from the collaboration between various brain networks that process information, set priorities, and help us think and act in a goal-oriented manner.
When these processes are disrupted, symptoms such as mental slowness, forgetfulness, loss of concentration, or difficulty multitasking can occur.
Not every cognitive complaint has the same cause.
That is why it is important to investigate which functions are under pressure, how the symptoms originated, and which treatment or support is most appropriate.
When you have difficulty concentrating, struggle to retain information, or become mentally fatigued quickly, it can have a major impact on your daily life. Sometimes these problems have been present since childhood, as with ADHD. In other cases, they develop later, for example, due to chronic stress, depression, sleep disorders, or neurological conditions.
A targeted treatment therefore begins with understanding the cause as well as the brain processes that may be involved in your symptoms.
Our brains use various collaborative networks to maintain attention, process information, and suppress distracting stimuli. With neuromodulation, we attempt to influence the activity of these networks to support cognitive functions.
At BRAI3N, we determine which approach best suits your personal situation.
1. Assessment
We examine your symptoms, medical history, and any previous treatments. In doing so, we look at which cognitive functions are under pressure, such as attention, working memory, information processing, and planning.
Where appropriate, aqEEG measurement and analysis provide additional information about the electrical activity of the brain. This measurement helps us investigate certain patterns in brain activity, but it cannot diagnose ADHD or any other cognitive disorder on its own.
2. Targeted treatment
Based on the clinical assessment and test results, we determine which treatment or combination of treatments may be appropriate.
For ADHD, medication such as methylphenidate and psychological counseling can play an important role. When concentration problems stem from another condition, treating that underlying cause is also essential.
In addition, BRAI3N explores the possibilities of neuromodulation to influence brain networks involved in attention and cognitive control.
With neurofeedback, you receive feedback on your own brain activity during training. The goal is to learn to better regulate certain patterns of brain activity.Intro for this condition
Techniques such as transcranial direct current stimulation (tDCS) and transcranial random noise stimulation (tRNS) can also influence the activity of the involved brain networks.
Scientific research shows that these techniques can influence certain cognitive processes. However, their clinical efficacy for ADHD and other attention-related issues has not yet been sufficiently established to consider them a standard treatment.
3. Stabilization
During the treatment process, we monitor the evolution of your attention, concentration, and daily functioning.
We discuss the changes you are experiencing, which difficulties persist, and whether adjustments to the treatment plan are indicated.
4. Maintenance
When progress is made, we look at how to best maintain those gains.
Depending on the cause of your symptoms, further guidance, adjustments to your daily life, medication, or additional follow-up may be important.
Not everyone requires the same treatment. The goal is to work together to find an approach that aligns with your symptoms, capabilities, and personal needs.
Neuromodulation offers ways to specifically influence brain networks involved in attention and information processing. Whether this could be a meaningful supplementary treatment for you depends on the cause of your symptoms and your individual situation.
During an initial evaluation at BRAI3N, we will discuss which assessments and treatment options may be appropriate.
Would you like to know what BRAI3N can do for your attention or concentration problems?
National Institute of Mental Health on depression and cognition
CDC information on cognitive symptoms following brain injury
Authored by Prof. Dr. Sven Vanneste, Prof. Dr. Dirk De Ridder and Jan Ost - 10/13/2026
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