Internal medicine is the medical specialty that focuses on the diagnosis and treatment of a wide variety of conditions affecting the internal organs and systems of the body.

Internists are medical professionals who specialize in the care of adults and have a broad understanding of the prevention and treatment of a wide variety of conditions.

Internal medicine encompasses a number of subspecialties, including cardiology, endocrinology, gastroenterology, hematology, oncology and pulmonology, among others. Internists are trained to diagnose and manage a wide variety of conditions, including acute and chronic diseases, as well as to provide preventive care to help individuals maintain their overall health and well-being.