She was born with proximal femoral focal deficiency, a bone-growth disorder; her affected leg was amputated above the knee at age seven.

[4] She represented the US at the 1992 Summer Paralympics[5] but found herself racing arm amputees due to low numbers of female competitors.

[6][19] In 2006, Reinertsen competed with her friend, Ironman and prosthetist Peter Harsch,[20] on The Amazing Race 10, where they were eliminated in 7th place.

[13] She has also appeared on the cover of Triathlete magazine,[25] Max Sports & Fitness[26] and Competitor,[27] and was photographed naked for ESPN's The Body Issue.

[30] Alongside elite athletes including Mirinda Carfrae, Chris Lieto, Nathan Adrian and Dara Torres, she is one of the faces of the 2012 Team Refuel/Got Chocolate Milk?