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What is discase ?how many types of discases you have study . Give example

Answer» Any disorder or malfunctioning of the body or mind that destroys good health can be called as a disease.Typhoid: It is caused by the bacterium, Salmonella typhi. The pathogen enters the body through contaminated food and water. High fever, weakness, stomach pain, headache, constipation, loss of appetite are the symptoms of this disease. Widal test confirms this disease.Pneumonia: It is caused by Streptococcus pneumoniae and Haemophilus influenzae bacteria. This disease affects the lungs. The alveoli of the lungs get infected and filled with fluid, causing respiratory problems. This is a disease that is acquired by inhaling the droplets or aerosols that are released by an infected person. The main symptoms include chills, fever, headache, and cough.Common Cold: The common cold is generally caused by a group of viruses called rhinovirus. The respiratory passage and the nose are commonly infected here. Nasal congestion, discharge, sore throat, cough, hoarseness, tiredness, are some of the associated symptoms of common cold, that can last for up to seven days.Malaria: It is a disease caused by a protozoan called Plasmodium. There are different types of malaria caused by different types of species of Plasmodium. Some of the species are Plasmodium vivax, Plasmodium malaria, Plasmodium falciparum. Malignant and fatal malaria is caused by Plasmodium falciparum.\xa0


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