Environmental disease refers to any pathologic process having a characteristic set of signs and symptoms that are detrimental to the well-being of the individual and are the consequence of external factors, including exposure to physical or chemical agents, poor nutrition, and social or cultural behaviors.
What are environmental diseases?
Introduction. Environmental diseases (ENVDs) are non-communicable diseases that result when people are chronically exposed to toxic environmental chemicals. Other contributory causes of ENVDs include radiation, pathogens, allergens and psychological stress.
What is an example of an environmental disease?
Examples include: Chemicals in cigarettes are known to cause lung cancer. Exposure to asbestos, an insulating material found in some older buildings, can cause tumors, lung cancer, and other diseases. Wood-burning stoves and poorly vented gas ranges can produce smoke or gases that can cause breathing problems.
What are types of environmental diseases?
There are many different types of environmental disease including:
- Disease caused by physical factors in the environment, such as skin cancer caused by excessive exposure to ultraviolet radiation in sunlight.
- Disease caused by exposure to toxic or irritant chemicals in the environment such as toxic metals.
Is malaria an environmental disease?
Environmental factors affect the transmission intensity, seasonality, and geographical distribution of malaria, and together with the vector, the human, and the parasite compose the malaria system.
What are five environmental agents that can cause disease in humans?
Among these agents are viruses; compounds produced by plants, fungi, and bacteria; industrial chemicals; products of combustion; alcohol; ultraviolet and ionizing radiation; and even the oxygen that we breathe.
What are the diseases caused by a poor environment?
Poorly designed irrigation and water systems, inadequate housing, poor waste disposal and water storage, deforestation and loss of biodiversity, all may be contributing factors to the most common vector-borne diseases, including malaria, dengue and leishmaniasis.
What are the diseases caused by poor environment?
At least 10% of the world’s population is thought to consume food irrigated by wastewater. Poor sanitation is linked to transmission of diseases such as cholera, diarrhoea, dysentery, hepatitis A, typhoid and polio and exacerbates stunting.
What are the most common diseases affected by poor environments?
NCDs, such as stroke, heart disease, cancers and chronic respiratory disease, now amount to nearly two-thirds of the total deaths caused by unhealthy environments.