Answer: Cholera
Explanation: Cholera is a disease caused by Bacteria known as Vibrio Cholera,It is easily spread through contaminated water and food substances through fecal-oral route. It is characterised by a constant diarrhea,weight loss,fever, severe dehydration and muscle cramps.
Cholera can be very deadly and fatal,it is prevented by ensuring adequate environment and personal hygiene. The treatment of waste water has helped to eliminate the disease from the United States of America.