. 2005, 23(0503): 4-7.
On the basis of the complex ecosystem and human health theory, the scientific connotation and the system contexts of ecohealth were illustrated. Three levels of ecohealth research were investigated: individual physiological and psychological health, community health in human physical, biological and metabolism environment (including clothes, diet, residence, transport, recreation, work and communication, etc. ), the industrial and regional ecological service function (including water, soil, air, living organism, mineral flows and watershed, region, landscape, etc. ). A system approach for health regulation was discussed with some hot issues, study focus, significant progress, and some viewpoints of building in eco-health development were put forward.