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Human waste is considered a biowaste, as it is a vector for both viral and bacterial diseases. It can be a serious health hazard if it gets into sources of drinking water. The World Health Organization (WHO) reports that nearly 2.2 million people die annually from diseases caused by contaminated water, such as cholera or dysent
Human feces photographed in a toilet, shortly after defecation.. Human feces (American English) or faeces (British English), commonly and in medical literature more often called stool, [1] are the solid or semisolid remains of food that could not be digested or absorbed in the small intestine of humans, but has been further broken down by bacteria in the large intestine.
Chronic wasting disease (CWD), sometimes called zombie deer disease, is a transmissible spongiform encephalopathy (TSE) affecting deer.TSEs are a family of diseases thought to be caused by misfolded proteins called prions and include similar diseases such as BSE (mad cow disease) in cattle, Creutzfeldt–Jakob disease (CJD) in humans, and scrapie in sheep. [2]
Various historic documents dating from the 9th century detail the disposal procedures for toilet waste. [5] Selling human waste products as fertilizers became much less common after World War II, both for sanitary reasons and because of the proliferation of chemical fertilizers, and less than 1% is used for night soil fertilization.
Aug. 1—Washington has its first case of chronic wasting disease. The Washington Department of Fish and Wildlife announced Thursday that it confirmed the state's first case of the always-fatal ...
Main causes of fecal–oral disease transmission include lack of adequate sanitation (leading to open defecation), and poor hygiene practices. If soil or water bodies are polluted with fecal material, humans can be infected with waterborne diseases or soil-transmitted diseases. Fecal contamination of food is another form of fecal-oral transmission.
Sanitation systems aim to protect human health by providing a clean environment that will stop the transmission of disease, especially through the fecal–oral route. [2] For example, diarrhea , a main cause of malnutrition and stunted growth in children, can be reduced through adequate sanitation. [ 3 ]
Chronic wasting disease (CWD) is an infectious condition that affects deer, elk, reindeer, and moose. ... How might a human contract chronic wasting disease? Researchers aren’t yet sure, but ...