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A comment on Why thinking hard makes us feel tired. Parent comment

Re:Why thinking hard makes us feel tired by shard on Thursday August 11, 2022 @08:27PM (#32433490)
Perhaps so, but humans are reproducing later and having fewer offspring, so there are more variables than just energy.
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Re:Why thinking hard makes us feel tired by bearmode on Friday August 12, 2022 @05:34AM (#32436258)
Environmental stresses are well-known to cause reproduction rates to plummet. That can be because of a lack of available food, but it can really be any sort of stress.
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