Yuav siv lub pelvic girdle li cas

Feem ntau, cov kev kho mob pelvic zoo siv tau ob lossis peb hnub tom qab yug me nyuam, thiab xya hnub tom qab phais phais tom qab qhov txhab tau zoo lawm. Nws tuaj yeem hnav ntev li yim teev hauv ib hnub thaum nruab hnub, nrog kev elasticity nruab nrab.
Nqa ob txhais ceg ua ke thiab khi lub pluaj los ntawm sab nraub qaum mus rau pem hauv ntej ntawm lub pubic symphysis.