The main reservoir of cholera was long assumed that the people themselves, but there are considerable evidence that the aquatic environment can serve as a reservoir of bacteria. In the most severe forms, cholera is one of the most rapidly fatal illnesses known a healthy person can be hypertensive within one hours after the onset of symptoms in patients infected in May die within three hours if treatment is not provided. In a typical scenario, the disease progresses, the shock of the first liquid stool in 4 to 12 hours after the death of up to 18 hours to several days, if the oral rehydration therapy is provided.

Symptoms
the most striking symptom of cholera is diarrhea. You can also experience rapid dehydration, rapid pulse, dry skin, fatigue, abdominal pain and leg cramps, nausea and vomiting.

Treatment
Oral rehydration is a vital where possible. It can be oral or intravenous electrolytes and water, if necessary.

Tetracycline is primary anti-biotic for the treatment, while others were used for proof of cholera bacteria, sometimes multiple medications to show.

Prevention
Bedding and clothing should be sterilized patients and their caregivers should thoroughly wash their hands.

The signs should be set around the contaminated water in poor communities, and how to treat. If this is not possible and even fabric filters will help.

The health education should be in areas where cholera is widespread and should be monitoring and reporting of the rainy season.

Nowadays Cholera is no longer seen as a crucial threat to health in Europe and North America due to filtering and chlorination of drinking water, but still significant impact on the population in developing countries.