Mental Fatigue Linked to Heightened Cravings and Unhealthy Choices, Study Shows

A recent study published in PNAS Nexus finds that mental fatigue from cognitive tasks can increase cravings, leading to a stronger preference for unhealthy choices. Both rats and humans exposed to mentally demanding tasks showed heightened appeal for rewards, with rats consuming more drugs and humans craving salty snacks. Findings suggest that cognitive fatigue might …

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