Researchers have found that high-demand cognitive work can lead to mental fatigue, making it harder to make decisions.
at the end of a demanding day at the office, it could be you’ve been thinking too much.
Scientists analysed the chemical composition of the brains of two groups of people over the course of an approximate workday. One group was given easy tasks, while the other was told to carry out more demanding versions of the same cognitive assignments. Signs of fatigue, such as reduced pupil dilation, were recorded only in the group performing the more complex tasks.
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