Riverside County is home to some of the most prestigious medical institutions in the world. Health care and the education of the medical professions is big business in the Inland Empire.

In addition to many modern acute care facilities, there are emergency medical clinics, industrial and sports clinics, convalescent hospitals, nursing homes, retirement homes offering medical care, and a variety of health maintenance organizations. Along with many private medical and dental offices, the medical care industry has become the largest employment sector in the two-county area.