Scientists have long understood that the human brain changes in size as we age, but until now there’s never been a method by which we can chart its growth. An international team of researchers led by Cambridge University’s Richard Bethlehem recently published the world’s first growth chart for brains. Up front: How are you supposed to tell if your brain is growing properly? It’s an important question. And we’ve had no answer until now. Most people don’t spend their lives connected to brain imaging devices. And that means we probably have no clue if our brain is average size and…
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