The study of nursing focuses on prevention of illnesses and injuries, care of patients of all ages and the promotion of health. This subject is useful for anyone who wishes to be a nurse at hospitals, clinics, assisted living centers or other health institutions.

A PhD is a highly advanced degree that helps graduates become experts within a field. Earning this degree may help students be better qualified for their chosen careers as well as any other professional pursuits they may have.

Online or distance learning refers to the use of electronic media and information and communication technologies (ICT) in education. With online learning, one can access education at any time and from any location with an available internet connection.