Dr. Naureen Zafar, Chief of the Medina Clinic at Harlem Hospital, talks about providing healthcare to the West African immigrant population with attention to religious beliefs and medical needs.

Hyperbaric oxygen therapy was originally developed to treat divers experiencing "the bends," but doctors at Jacobi Hospital are using it to treat wounds caused by diabetes.

Last year, HHC doctors removed pre cancerous polyps from more than 4,000 patients, proving once again that a colonoscopy is the best way to prevent colon cancer.

At the busy Belvis Family Health Center in the Bronx, Ralph Morales has spent the last 20 years maintaining safety and order as one of HHC’s 715 peace officers.