Waxay u egtahay in beeraley cusub oo badan oo sii kordhaya weysha hilibka hilibka waa mid aad u dhib badan oo qaali ah, laakiin haddii aad si habboon u habayso nidaamkan, ilaalinta shuruudaha guryaha iyo xayawaanka xayawaanka, hilibka digaaga ee hilibka guriga ayaa faa'iido badan ka heleysa aragtida dhaqaalaha.
