Refers broadly to the practice of medicine and public health as supported by mobile devices and multimedia technologies. Related to ehealth (it use for health services and info) mhealth applications. Collecting clinical or community health data illness/disease tracking. Delivery of healthcare info to practitioners, researchers, patients. Direct provision of care/intervention (via mobile telemedicine) mhealth and international development. Increased availability and usage of inexpensive mobile phones in low-income nations has stimulated mhealth in developing countries. Benefits: increases access to healthcare and health-related info. Particularly for hard-to-reach pop: increases healthcare system capacity. Challenge in places with lack of human/physical resources. Who (2011): higher income countries demonstrate more mhealth and ehealth activity. Do mhealth technologies address determinants of illness and disease in developing countries: extreme poverty, lack of access to clean water and quality food, demands of large population growth, lack of physical and human resources, poor infrastructure.