[header] How to become an endocrinologist [title] Obtain a bachelor's degree in a science-related major. [step] Though you could choose any major you want, it's best to study something like physiology, biology, or social science. These majors will help you build the prerequisite skills for medical school. 
In addition to studying science, you should also take courses in math, english, and the humanities. These courses can help prepare you for interacting with patients and writing reports.