Cholera is a disease caused by Vibrio cholerae bacteria. This disease is transmitted by contaminated foods and water and generally spreads in places where there is a lack of sanitation facilities. Common symptoms of cholera are weight loss, nausea, vomiting, bloating in the belly, cramps in the muscles, dehydration, acute diarrhea, sometimes blood or mucus in the stool.
Diphtheria is a communicable bacterial disease caused by Corynebacterium diphtheriae. It causes inflammation of the mucous membranes, forming a false membrane in the throat creating problems while swallowing food and during breathing. The bacterial toxin released can damage the nerves. This disease spreads easily from one person to another but can be prevented by administration of vaccines.
Typhoid is an infectious bacterial disease caused by Salmonella typhi that mainly spreads through contaminated food or water (faecal-oral route). The major symptoms of this disease are characterized by continued high fever, loss of appetite, slow pulse, affected intestines and diarrhoea.
Tuberculosis is caused by bacterium Mycobacterium tuberculosis. It causes severe symptoms such as coughing up blood and mucus from deep inside the lungs that lasts three weeks or longer, sweating at night. pain in the chest, loss of body weight, chills, fever, etc. It primarily affects the lungs, but if left untreated, infection may spread to different parts of the body.