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Health

Tests at 3 years old could predict how well your brain will age

By Jessica Hamzelou

25 August 2019

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Lower stress levels and exercise may help your brain stay young

Taiyou Nomachi/Getty

Your brain isn’t necessarily the same age as the rest of you. Now, it may be possible to predict how quickly a person’s brain will age throughout life based on tests taken when they are 3 years old.

A person’s biological age may be a better indicator of their health than their chronological age. Brain age can be measured using brain scans and machine learning to determine if a person’s brain looks older or younger than the average healthy brain for people of the same age.…

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