Health care refers to the organized provision of medical services to maintain or improve people's health. It includes a range of services such as preventive care, diagnosis, treatment, and rehabilitation. Health care can be delivered in various settings, including hospitals, clinics, and private practices, and involves professionals like doctors, nurses, and therapists. Access to health care is essential for individuals to receive necessary medical attention and support. It can be funded through different systems, such as public health insurance, private insurance, or out-of-pocket payments. Quality health care aims to ensure that everyone can achieve optimal health outcomes.