According to Dr. Vo Thanh Hai, department of general internal medicine, water is an essential element for human survival. However, dirty and polluted domestic water sources can cause many dangerous diseases such as cholera, typhoid, digestive diseases, hepatitis ... Therefore, using clean water is the minimum need of people to protect their health.
Here are some common diseases caused by polluted water sources:
Gastrointestinal diseases: For common diseases such as: cholera, dysentery, typhoid, diarrhea, hepatitis A, polio ... The disease usually occurs because healthy people eat or drink food or drinking water. bacterial infection in human feces (by not washing hands with soap after using the toilet or after toileting for children, then handling food; or by flies, cockroaches perching on food or drinking water) Closed...). After eating or drinking water contaminated with bacteria, viruses and parasites that cause illness, we are easily infected. However, the above diseases can be prevented if we take simple preventive measures such as washing hands with soap and clean water at times before eating, after defecation or after when in contact with a sick person. Eat cooked, boiled, not spoiled food. Use hygienic latrines, use and store well clean water sources, keep the environment clean and clean. Killing insects that are at risk of transmitting diseases such as flies, mosquitoes, cockroaches, ...
Dirty water will cause harm to human health.
Worms: Ascaris, hairworm, hookworm, pinworm are usually transmitted by the eggs of an infected person in the faeces and then back into the digestive system of healthy people through contaminated food, drinking water or through human skin. enters the body and causes illness. Larvae of various types of flukes from human feces into water or parasites living in snails, fish ... Eating snails with tapeworm larvae will be infected with tapeworms. People or animals who eat fish, undercooked meat will also get sick. To prevent helminths, we should not eat fish salad, do not eat dead animals, do not walk barefoot or let children wear brittle pants, especially pay attention to deworming, periodic parasites and follow physician's instructions.
Cholera: Cholera is caused by Vibrio Cholerae. This disease is still common in countries with underdeveloped wastewater treatment systems. Cholera causes diarrhea, dehydration, muscle cramps, heart palpitations, low blood pressure, skin loss of elasticity and a feeling of dry throat.
Diseases transmitted by mosquitoes: Commonly transmitted diseases by mosquitoes are malaria, dengue fever, Japanese encephalitis, etc. These diseases are easily spread and can break out into epidemics. The disease is spread by: mosquitoes bite an infected person then bite healthy people, the germs will be transmitted to healthy people through mosquito bites. To avoid mosquito bites, when sleeping we should sleep in mosquito nets, laced with chemicals; spraying mosquito repellent and burning incense in the house Besides, to clean the house, clearing the bush around the house and collecting waste, clearing sewers; kill larvae in domestic water containers and turn over unused water containers upside down; regularly clean the prison pond, stagnant water, etc.
The minimum needs in everyone's life are using clean water.
Hepatitis A: Hepatitis A is spread through fecal particles in water and contaminated food.
Eye, skin, gynecological diseases: The majority of eye, skin and gynecological diseases can be transmitted from sick to healthy through water. Therefore, to prevent these diseases, it is necessary to have enough clean water for daily use. At the same time practice good personal hygiene, bathing or washing must use soap and clean water, each person must use a separate face towel, do not share clothes with the sick and do not wear clothes while still moist.
The aforementioned diseases affect public health and the environment. Therefore, each individual must raise their awareness about environmental protection such as not littering, dumping waste indiscriminately, using clean water sources, more attention should be paid when choosing sources of food, fresh vegetables, guaranteed fruits. Quality assurance, no pesticides, wash vegetables under running water to eliminate helminth eggs and pollutants, eat cooked, boiled, ...
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