Medicine opens a world of career opportunities. Within the practice of medicine itself, there are over 60 different specialities. Your medical training will give you the opportunity to discover which appeals to you most. Medical specialists cover most of the conditions for which people are admitted to hospital. Roles range from accident and emergency medicine to clinical genetics. Many specialists focus on particular organs such as the heart or disease processes such as cancers. You could choose to specialize in treating humans or animals. As a doctor you may even choose to pursue research.