Blog — Brain Training & Cognitive Performance | Nimbly

Brain training blog

Applied cognitive science. Articles on improving mental speed, working memory, and numerical performance — for adults who want measurable results.

10 April 2026

The Multitasking Myth: Why Doing Several Things at Once Makes You Slower

The neuroscience behind multitasking: why the human brain cannot truly do two things at once, and how constant task-switching destroys cognitive performance.

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7 April 2026

Exercise and Intelligence: What Movement Does to the Adult Brain

The research on aerobic exercise and cognitive performance: how regular physical activity improves memory, processing speed, and neuroplasticity in adults over 30.

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3 April 2026

Dopamine, Motivation and Learning: The Neurotransmitter That Decides Whether You Improve

How dopamine actually works in learning and motivation, why digital overstimulation depletes it, and how to optimise your dopamine system for better cognitive performance.

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1 April 2026

Chronic Stress and Brain Performance: What Cortisol Does to Your Mind

How chronic stress damages memory, mental speed, and focus — and what evidence-based strategies protect cognitive performance when stress is unavoidable.

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30 March 2026

Maths for the Whole Family: Building a Number Habit at Every Age

How to build a daily maths habit as a family — the right tools for kids aged 6–14 and the right training for adults who want to stay sharp. Because number sense compounds at any age.

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26 March 2026

Numerical Fluency: The Underrated Cognitive Skill That Affects Everything

Numerical fluency isn't just about maths — it's a core cognitive capacity that affects decision-making, professional performance, and cognitive speed. Here's how to build it.

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22 March 2026

Math Anxiety in Adults: What It Is and How to Overcome It

Math anxiety isn't a lack of ability — it's a learned stress response. Here's what causes it, what it does to your brain, and the specific approach that eliminates it.

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20 March 2026

Working Memory: Why It Declines After 35 and How to Rebuild It

What working memory is, why it matters so much for professional performance, why it declines with age — and the specific training approaches that measurably improve it.

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15 March 2026

Mental Math Exercises for Adults: From Rusty to Sharp in 30 Days

The best mental math exercises for adults organised by difficulty level — plus the training principles that actually make your mental arithmetic faster and more accurate.

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15 March 2026

Sleep and Brain Performance: Why Rest is Non-Negotiable for Cognitive Training

What happens to your brain during sleep, how sleep deprivation impairs cognitive performance, and why sleep quality determines whether your cognitive training actually works.

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12 March 2026

Preventing Cognitive Decline: What the Science Says You Can Actually Do

What causes cognitive decline, which prevention strategies have genuine evidence, and how cognitive training fits into a science-backed approach to protecting your brain long-term.

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10 March 2026

Neuroplasticity After 35: Your Brain Can Still Change (Here's How to Make It)

What neuroplasticity actually means for adults over 35, what the research shows about cognitive training, and the conditions needed to trigger real brain adaptation.

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8 March 2026

How to Improve Focus and Concentration: The Cognitive Training Approach

Why focus and concentration decline with age and distraction — and the specific cognitive training methods that measurably improve your ability to sustain attention.

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5 March 2026

Mental Processing Speed: What It Is and How to Measurably Improve It

A deep dive into mental processing speed — what it measures, why it slows down with age, and the specific training methods that improve it according to cognitive science.

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1 March 2026

Brain Training for Adults: What Actually Works (According to Science)

Does brain training actually work for adults? What the research says, which methods have real evidence behind them, and how to choose a cognitive training app that delivers results.

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