+**Fatigue** is a profound weariness, a state of diminished [Energy](/wiki/energy) and vitality. It often stems from lack of adequate [Sleep](/wiki/sleep) or prolonged mental and physical exertion, leading to reduced capacity for work and concentration.
+## See also
+- [Sleep](/wiki/sleep)
+- [Stress](/wiki/stress)
+- [Exhaustion](/wiki/exhaustion)
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