Human excrement is involved in the spread of many infectious diseases, including cholera, typhoid fever, infectious hepatitis, polio, cryptosporidiosis and tsutsugamushi. Malnutrition, pneumonia, helminth infections can also lead to unsafe water, poor hygiene, hygiene, especially for children under the age of 5 leading to decreased physical fitness, decreased health, and decreased cognitive function .
Infection causes are not the only health concerns related to drainage and excrement. Heavy metals, toxic organic and inorganic substances can also pose a serious threat to human health and the environment, especially when industrial waste is added to the waste stream.
Dirty water and bad hygiene are the main causes of child's death. Diarrhea and inappropriate water supply, improper sanitation equipment, water contaminated with infectious disease pathogens, and children with inappropriate sanitation habits are closely related. Diarrhea is estimated to cause the death of 1.5 million children every year, most of them are children under the age of 5 in developing countries. The link between water shortage and public health access and development goals is clear, and the solution to this problem is well-known and cost-effective. According to the survey, each time you add $ 1 to sanitation improvements, the average revenue is $ 9. Poor children and those who need them most often experience these benefits.
Poor sanitation can affect people's health and development of the national economy. In Laos, 3 million people died each year due to hygiene and hygiene problems, 6,000 people died of death, the sanitary condition was very bad, 49% in 2011, reaching 193 million a year There was an economic loss of dollars. 5.6% of GDP In Laos, the rapid increase in urban population has caused diarrhea and diarrhea due to inappropriate sanitation, inadequate water supply and lack of adequate wastewater treatment facilities. In 2004, the population of Laos who can use rural sanitation facilities was only 36%. The Government of Laos promotes water and sanitation for the people using the United Nations Millennium Development Program, the World Bank and the International Mutual Fund. Access to safe drinking and basic hygiene
For social and economic development, proper sanitation, proper sanitation, and safe water are essential to health. Lack of adequate sanitary conditions can lead to disease. Most diseases caused by medical facilities are directly related to poverty. Many diseases and diseases are widespread due to lack of clean water and poor hygiene. Inappropriate sanitation equipment is estimated to bring about 0% of deaths worldwide and 7% of disease burden. The lack of public health is a serious problem that affects most developing and transitional countries. The importance of sorting waste and waste is to prevent diseases that may be transmitted through human waste, which allow developed countries and developing countries to vary to a large extent.