Ellie completed her PhD at The University of Auckland in 2020, focusing her research on evaluating the impact of exercise on microvascular function and cardiorespiratory fitness in adults with coronary heart disease. Since completing her PhD, Ellie has been working in private practice, with a special interest in the utilisation of cardiopulmonary exercise testing in preventative and rehabilitative medicine, cardiac rehabilitation, and exercise rehabilitation to improve the lives of patients living with dysautonomia/POTS.