The problem is "decision fatigue", a psychological phenomenon that takes a toll on the quality of your choices after a long day of decision making, says Evan Polman, a leading psychologist.
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Prev: For example, studies show that even brief periods of odorant stimulation produce transient reductions in receptors in the olfactory epithelium, a process termed "receptor fatigue".
Next: "By taking upon the role of adviser rather than decision maker, one does not suffer the consequences of decision fatigue," he says.