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Published 2 years ago

New study reveals why intense thinking can be as tiring as physical labour

Summary by Ground News
A new study has shown how prolonged intense thinking can cause mental exhaustion. The research has found that “intense cognitive work” over several hours can lead to “potentially toxic byproducts” to develop in the brain’s prefrontal cortex (PFC). The PFC is a key area for cognitive control processes, and dopamine in the PFC can affect attention, impulse control, prospective memory, and cognitive flexibility. when the PFC is negatively impacted, it can “alter your control over decisions, so you shift toward low-cost actions requiring no effort or waiting as cognitive fatigue sets in,” the researchers said in a release.

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