Decision fatigue is how each choice drains a shared, limited pool of mental energy — so later in the day your decisions get lazier, more impulsive, or avoided entirely. Examples:
What is decision fatigue? Read the full idea →Sweets sit by the till because, after a hundred shopping micro-decisions, willpower is spent.
Parole rulings get harsher as the morning wears on, then rebound after a break — the classic study.
Steve Jobs' black turtleneck and Obama's grey suits spared everyday decisions for the ones that mattered.
A whole day of choices leaves nothing in the tank for cooking.
Late-night, end-of-week decisions skew impulsive — which is why it's wise to sleep on them.
That's just how memory works. Lock decision fatigue in with a 5-minute active-recall session — spaced repetition, no signup.
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