The health care industry, or medical industry, is an aggregation of sectors within the economic system that provides goods and services to treat patients with curative, preventive, rehabilitative, and palliative care. The industry comprises hospitals, medical devices, clinical trials, outsourcing, telemedicine, medical tourism, health insurance and medical equipment. India's cost advantage compared to peers in Asia and Western countries is significant - cost of surgery in India is one-tenth of that in the US or Western Europe.