Fatigue is defined as an overwhelming sense of tiredness, lack of energy, and feeling of exhaustion. It can have both physical and mental components.
Some key things to know about fatigue:
In summary, fatigue is the body and brain signaling its need to recharge. It's commonly caused by exertion, stress, or lack of sleep and nutrition. Rest, healthy lifestyle habits, and treating medical issues can help manage fatigue. Seek medical care if fatigue becomes chronic or debilitating.