Consciousness · Article
Mental energy is your usable capacity for attention, decision-making, and effort. It’s shaped by sleep, stress, load, and emotion—not just motivation.
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Short Answer
Mental energy is your usable capacity for attention, decision‑making, and effort. It’s shaped by sleep, stress, load, and emotion—not just motivation.
Physiology
Sleep, nutrition, movement.
Emotion
Safety vs threat determines drain.
Load
Open loops, complexity, and context switching.
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