Abstract: Most individuals spend so much time inside their house. In houses typically account for a major share of exposures to pollutants and toxics such as radon, asbestos, carbon monoxide, formaldehyde, nitrate and lead. In this biological and chemical pollutants in house or house environment, lead is more harmful for human health. Especially elderly, young children, pregnant women, disabled person are greater risk to lead poisoning. In this study is explained definition of lead, reasons of lead poisoning, relationship between lead poisoning and health, reasons that of children are at greater risk and take protective provisions to families and houses from lead poisining. Information on lead and lead poisoning can call attention to implemention and planing of education or extension programme towards individuals or families on public health, child health, quality of house, house environment.