Question

what do you mean by physical fatigue
(answer in very short)​

Answer 1

Answer:

I think this is too short but still you can take help!

Explanation:

Fatigue can have causes that aren't due to underlying disease. Examples include lack of sleep, heavy exertion, jet lag, a large meal or ageing.

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Answer 2

Answer:

Fatigue is a state, following a period of mental or physical activity, characterized by a lessened capacity for work and reduced efficiency of accomplishment, usually accompanied by a feeling of weariness, sleepiness, or irritability.