The idiom "stretch one's legs" originates from the idea of getting up and moving around to relieve stiffness and promote circulation in the legs after a period of inactivity. The expression is used to suggest a need for physical movement and exercise after sitting or remaining still for an extended time. Over time, it has been adopted into broader usage to indicate taking a break, going for a walk, or simply moving about to alleviate physical discomfort or restlessness.

What is the origin of the idiom "stretch one's legs" and when to use it?

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to [stretch] {one's} legs

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Définition et signification de « stretch one's legs » en anglais

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