The environment factors that affect on our health in a different ways. Many studies shows that he relation between human health and the environment factors has been extensively identified and risks factors associated with environment also proven by experimentally how significantly impact on human health . environment factors that may affect directly by exposing persons to dangerous agents, or itmay affect indirectly, by disrupting life-sustaining ecosystems. Some other factors influence the health of a humans , including diet, hygiene and lifestyle.