Ma'anar ƙamus na "Restless Legs Syndrome" (RLS) cuta ce ta jijiyoyi da ke tattare da sha'awar motsa ƙafafu da ba za a iya sarrafawa ba, yawanci tare da rashin jin daɗi kamar tingling, itching, ko rarrafe. Buƙatar motsi ƙafafu yawanci yana faruwa ko yana daɗaɗawa yayin lokutan rashin aiki, kamar lokacin zaune ko kwance, kuma yana iya rushe bacci da ayyukan yau da kullun. RLS kuma ana kiranta da cutar Willis-Ekbom (WED) kuma ana ɗaukarsa wani yanayi na yau da kullun wanda zai iya yin tasiri sosai akan ingancin rayuwar mutum. Ba a fahimci ainihin abin da ke haifar da RLS ba, amma an yi imanin ya ƙunshi haɗuwa da kwayoyin halitta da abubuwan muhalli. Zaɓuɓɓukan jiyya na RLS na iya haɗawa da canje-canjen salon rayuwa, magunguna, da sauran matakan tallafi.