Rubuta ci gaba don wannan sakin layi - Ta fara shekara ta 2005 ta karya rikodin ta na biyu na kasa: nasarar da ta samu na minti 4:28.43 a New York ya kasance rikodin Kanada na gida don mil. Ta kuma lashe mil a Wasannin Millrose. Douma-Hussar ita ce mafi kyawun wasan Kanada a gasar zakarun duniya ta IAAF ta 2005
, yana zuwa na 25 a cikin gajeren tsere. Ta lashe taken kasa na mita 1500 a waje kuma ta ci gaba da daukar matsayi na tara a gasar zakarun duniya ta 2005. Makonni biyu bayan wasan karshe ta gudu mafi kyawun rayuwa na minti 4:02.29 a Taron Rieti. A 2006 IAAF World Athletics Final ta gudu a duka mita 1500 da kuma mita 3000, ta zo ta huɗu a cikin tsohon taron kuma ta kafa mafi kyawun minti 8:53.83 a cikin na biyun. A cikin babbar hanyarta ta farko, ta lashe taken mata a Fifth Avenue Mile a watan Satumba a gaban Amy Rudolph.