Brain Age
An estimated measure of cognitive performance relative to population norms by age, indicating whether your brain functions younger or older than your chronological age.
Brain age assessments compare your performance on cognitive tasks — reaction time, memory span, processing speed, reasoning — against age-normed data from thousands of people. Score like a typical 25-year-old when you're 40? Your brain age is 25. It's a simplified but motivating metric: individual cognitive domains age at different rates (your processing speed might be "35" while your vocabulary is "55"), so the composite is an approximation. But it tracks a real phenomenon. Your chronological age is fixed. Your cognitive age is not. Regular cognitive challenges, physical exercise, adequate sleep, and social engagement can meaningfully shift where you fall relative to your age group.
Frequently Asked Questions
How accurate is brain age testing?
Brain age is a useful directional metric, not a clinical diagnosis. It compares your performance to population norms and gives you a relative benchmark. Individual results can vary based on sleep, stress, motivation, and testing conditions. The real value is tracking changes over time — consistent improvement across assessments is a reliable signal that your cognitive fitness is trending in the right direction.
Can you lower your brain age?
Yes. Research shows that cognitive challenges, physical exercise, and lifestyle factors can shift brain age metrics. The ACTIVE trial demonstrated lasting cognitive improvements from structured practice. Even more striking: studies using brain imaging show that regular cognitive engagement is associated with brain structure more typical of younger adults. The most responsive factors are processing speed and working memory.