How Can I Avoid Disease? -Cholera

How can I avoid disease?
A disease is an impairment of health or a condition of abnormal functioning which are caused by pathogens.   A pathogen is an agent that causes disease which includes viruses, bacteria, fungi, yeast and protozoa.   When a pandemic occurs, that means the disease is geographically widespread.   When a disease attacks many people in a community simultaneously, that is a epidemic.   Endemic is a disease that is constantly present to people of a certain class or living in a particular location.

Cholera is an acute infection affecting the intestines caused by bacterium called Vibrio Cholerae found and spread in tropical and overcrowded areas where the water and food supplies are contaminated by this bacterium.   This disease is the most dreaded epidemic diarrheal disease because of its severeness. The word “Cholera” is derived from a Greek word 'Khole', which means 'flow of bile', and the Latin word 'Cholera'
    http://bepast.org/docs/photos/cholera/cholera.jpg   means 'bilious diarrhea'.  

The incubation period is the time between the disease enters the body and the first symptoms appear.   Symptoms of Cholera can take from a few hours to five days to appear.   The symptoms starts with mild to moderate diarrhea sometimes with vomiting.   Several liters of water will be released, leading to hypovolaemic shock.   Muscle cramps may occur as loss of water and electrolytes happen.   In some cases, the infected person has none or mild symptoms, but sometimes the symptoms can be severe.   Some other symptoms of Cholera are specified by abdominal cramps, dehydration, diarrhea with "fishy" odor, dry mouth, dry skin, excessive thirst, leg cramps, low urine output, low blood pressure, nausea, rapid heart rate, sunken eyes, tiredness and unusual sleepiness.   In severely infected persons, watery diarrhea causes rapid loss of body fluids which leads to life threatening dehydration, metabolic acidosis, uremia and shock if not treated properly.   In severe...