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Adiseaseis a particular abnormal condition that negatively affects thestructure orfunction of all or part of an organism, and that is not due to any immediate external injury

Infectious diseases can be caused by:

Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis.

Viruses. Even smaller than bacteria, viruses cause a multitude of diseases ranging from the common cold to AIDS.

Fungi. ...

Parasites.


There are four maintypesofdisease: infectiousdiseases, deficiencydiseases, hereditarydiseases(including both geneticdiseasesand non-genetic hereditarydiseases), and physiologicaldiseases.Diseasescan also be classified in other ways, such as communicable versus non-communicablediseases

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Hello swati ,

Hope you are doing well !
So, the answer to your question is :
Disease is an illness of the body in humans, animals or plants .
And is caused Infectious diseases are disorders caused by organisms such as bacteria, viruses, fungi or parasites.But under certain conditions, some organisms may cause disease.
And There are four main types of disease: infectious diseases, deficiency diseases, hereditary diseases (including both genetic diseases and non-genetic hereditary diseases), and physiological diseases.The study of disease is called pathology, which includes the study of etiology, or cause.

Hope it is helpful to you !

Thankyou !

Swati, you haven't mentioned which disease are you enquiring about. Can you help us with this please?