On electrically operated tune leg function: May sits when the patient on calf curving, conforms to the kinesiology principle.

电动上曲腿功能：可以在病人坐起时小腿上弯曲，符合人体工学原理。

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One of them had experienced having an arm and a leg paralyzed, but eventually recovered function.

其中一个人曾经有过一只胳膊或腿部麻痹的经历，但最终康复了。

youdao

Function: due to the influence caused by heat dissipation, nan local surface temperature increases, increased sweat, wrapped legs, so can achieve thin leg effect.

作用：由于保鲜膜影响体表散热，造成局部温度增高，排汗增多，包裹着腿部，所以能达到瘦腿的效果。

youdao

She started competing in able-bodied riding at an early age, looping the reins around her good fingers and carrying two whips instead of one to help guide the horse and compensate for her lack of leg function.

WSJ: Blade Runner Is on a Well-Trodden Path

As evidence, they cite a 12-week scheme using weights that helped women 64 and above to double their leg strength and a walking program that reversed decades of declining lung function in a group in their seventies.

CNN: Bring the Barbells, Granny