Bromley attended the University of Wales, Swansea where she earned a Bachelor of Science undergraduate degree in Geography.
Bromley became the European Bureau chief for Us Weekly in 2003, overseeing all international news coverage for the magazine.
In 2007, she moved to Los Angeles, California to take up the role of West Coast Bureau Chief.
She helped spearhead coverage of the 2012 Olympic Games in London, and the birth of Prince George.
She has been featured on CNN, Good Morning America, The Today Show, BBC, Sky News and Daybreak among many others.