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.

The United States of America commonly called the United States, is a federal republic consisting of fifty states and a federal district. The 48 contiguous states and the federal district of Washington, D.C. are in first North America between Canada and Mexico. The state of Alaska is in northwestern North America, west of Canada and east of Russia across the Bering Strait, and the state of Hawaii is an archipelago in the mid-North Pacific. The country also has five populated and nine unpopulated territories in the Pacific and the Caribbean.

Pre-nurse programs can take students through various topics to prepare them for a nursing degree. Courses typically include chemistry, biology, anatomy, physiology, and nutrition. There may also be a focus on supplementary subjects such as English and statistics. There may be certain pre-requisites required depending on the school.

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.