Many people want the status associated with being a doctor (of course some are pushed that direction by parents and some also just want to help people). When you have an abundance of people trying to get into an industry the profession have the ability to only choose the absolute pinnacle of talent. It's the same with being a pilot. Many of them work long hours in shit conditions for years hoping to get a decent rout…
Her whole life was geared towards her becoming a doctor. Things like volunteering purely to make your med school application look strong. Bunch of my Indian friends are doctors from pure Inertia, not due to any particular passion of medicine.