Based on the 2024 Lancet Commission

Up to 45% of dementia
cases may be
preventable.

Science-backed guidance on the lifestyle changes that actually reduce your risk. No jargon, no fear — just clear steps you can take today.

Take the Brain Health Quiz →Read the Complete Guide
14
Modifiable risk factors identified
45%
Of dementia cases potentially preventable
5
Daily habit domains backed by research

Five domains. One daily practice.

The research points to the same conclusion: small, consistent actions across multiple areas of your life add up to meaningful protection for your brain.

MV
Move

Physical activity that protects your brain

Inactivity · Obesity · Hypertension · Diabetes

NR
Nourish

The MIND diet and brain-healthy nutrition

Obesity · Diabetes · High LDL cholesterol

SH
Sharpen

Cognitive challenges that build reserve

Cognitive reserve · Education · Mental stimulation

CN
Connect

Social bonds that keep your mind strong

Social isolation · Depression

RS
Rest

Quality sleep that clears and restores

Sleep quality · Glymphatic clearance

Friends connecting over coffee — social bonds protect your brain
Free · 5 minutes · 14 risk factors

Where does your brain health stand?

Answer a few simple questions about your daily habits and get a personalized report showing your highest-risk areas — with specific steps to address each one.

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Latest articles

Specific, actionable guides on the topics that matter most.

Mental Health10 min read

Mental Health and Brain Health: Depression, Mood, and Dementia Risk

Depression is one of the 14 modifiable risk factors — but the link is more nuanced, and more hopeful, than the headlines suggest.

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Rest6 min read

Best Sleep Habits for Brain Health After 50

Sleep changes as you age — here are the habits with the strongest research behind them, and why they matter more after 50.

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By Age11 min read

Dementia Prevention by Age

What matters most for your brain in your 40s, 50s, 60s, and beyond — the same 14 risk factors don't carry equal weight at every age.

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The Evidence11 min read

The FINGER Trial, Explained

What the trial behind this site's five-domain framework actually found — and what it didn't prove.

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Hearing & Vision11 min read

Hearing, Vision & Brain Health

Why untreated hearing and vision loss are now among the biggest modifiable dementia risk factors — and what treating them shows.

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Heart Health11 min read

Heart Health Is Brain Health

Why blood pressure, cholesterol, and blood sugar are among the most modifiable influences on your dementia risk.

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Move10 min read

Does Strength Training Help Prevent Dementia?

Resistance training activates different brain pathways than aerobic exercise. Here's what the emerging evidence shows — and how much you need.

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Sharpen11 min read

The Best Brain-Stimulating Activities Over 50

Not all mental activity builds cognitive reserve. Research points to activities with specific properties — here's what the evidence actually supports, ranked.

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Connect11 min read

How Loneliness Affects the Brain

A 2024 analysis of 600,000+ people found loneliness carries a 31% increased dementia risk — comparable to physical inactivity. Here's what's happening in the brain, and what to do about it.

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Rest10 min read

How Poor Sleep Affects Memory — and What to Do About It

Every night of poor sleep disrupts memory consolidation and brain waste clearance. Here's what the research shows — and the one habit change with the strongest evidence.

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Sharpen11 min read

What Is Cognitive Reserve — and How Do You Build It?

Some people show no dementia symptoms despite significant brain changes. The difference often comes down to cognitive reserve — and it's something you can actively build.

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Rest10 min read

What Happens to Your Brain While You Sleep

The glymphatic system, beta-amyloid clearance, and why deep sleep may be one of your brain's most important maintenance windows.

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Connect10 min read

Social Isolation and Dementia: The Overlooked Risk Factor

One of the largest modifiable dementia risk factors gets almost no attention — and it's one you can address today.

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Move12 min read

Best Exercises for Brain Health After 50

Six types of exercise ranked by evidence — what the research says, how much you need, and how to start.

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Move10 min read

How Much Walking Prevents Dementia?

The research gives a surprisingly specific answer. Here's how much, how often, how fast — and what happens in your brain when you do it.

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Nourish11 min read

Mediterranean vs MIND Diet: Which Is Better for Your Brain?

They overlap heavily but differ in specifics. Here's what the research says about each — and which one to actually follow.

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Nourish10 min read

The Brain-Healthy Grocery List

What to buy, what to limit, and why — the MIND diet translated into a practical shopping list with the evidence behind every category.

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Sharpen12 min read

Best Brain Exercises for Seniors

The research-backed cognitive activities that actually build reserve and protect memory — ranked by the strength of evidence behind them.

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Move11 min read

Exercise for Brain Fog: A Practical Guide

How specific types of movement clear mental fog, sharpen focus, and restore mental energy — with protocols you can start this week.

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Nourish10 min read

MIND Diet Meal Plan: A Week of Brain-Healthy Eating

A practical 7-day meal plan built around the MIND diet, with a grocery list, breakfast ideas, and simple recipes for beginners.

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Nourish12 min read

Foods That May Reduce Dementia Risk

The research-backed foods that consistently show up in brain health studies — and the ones worth limiting.

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Built on the research, not around it.

Every recommendation on this site traces back to peer-reviewed research. Here are some of the landmark studies that inform our guidance.

2024
Lancet Commission
14 modifiable risk factors account for ~45% of dementia cases worldwide
2015
FINGER Trial
Multi-domain lifestyle intervention improved cognition in at-risk adults
2015
Morris et al.
MIND diet associated with 53% lower rates of Alzheimer's disease
2011
Erickson et al.
Aerobic exercise increased hippocampal volume ~2% in older adults
2023
ACHIEVE Trial
Hearing aids linked to slower cognitive decline in a higher-risk subgroup; overall trial result was not statistically significant
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