Rubuta ci gaba don wannan sakin layi - Gallagher ta kasance mai gasa a wasan motsa jiki, tana gasa a tsalle-tsalle, faya-faya, harbi, javelin da gudu, Ta shiga cikin wasanni bayan ta koyi game da Paralympics. A lokacin kimantawa, masu rarrabuwa sun gwada ta da harbi kuma, duk da cewa tana sanye da tufafin wasanni na yau da kullun, ta gudanar da jefawa wanda ya cika nisan cancantar Paralympic. Bayan shekara guda na horo, ta kara wannan tazarar ta farko ta hanyar samun mafi kyawun jefawa fiye da. Tana riƙe da rikodin da yawa a cikin rarrabuwa na F13, gami da rikodin Ostiraliya da na Oceania a tsalle mai tsayi, javelin da harbi, da kuma rikodin Ostiraliya a cikin fayafai. A cikin wasannin motsa jiki, masu horar da ita sun haɗa da Mike Edwards da John Boas. A watan Janairun 2011, ta yi gasa a gasar zakarun duniya ta Christchurch IPC ta 2011
, inda ta gama na biyu a tsalle mai tsayi da na uku a cikin wasan jefa javelin, tare da jefa na. Fitowarta a gasar zakarun ta nuna dawowarta zuwa wasan bayan ta yi hutu don yin gasa a wasan tsere.