But can brain scans really answer these questions? Many scientists are now rethinking the value of brain scan research and whether its findings are true.
Brain scan studies have been criticized for several things. Criticisms include using too few subjects and incorrectly reading results.
Researchers have also come to understand that a person’s brain scan results can be different from day to day, even when all the conditions stay the same. Now they admit that brain scan findings are limited. Some are studying these limitations. Others are using different methods to study the brain.
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