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  • What is a disease? How many types of diseases have you studied? Give examples.

What is a disease? How many types of diseases have you studied? Give examples

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The disease is the cause for change in either the functioning or appearance of one or more systems of a body. These changes worsen the state of a healthy body and lead to malfunctioning of one or more than one organ.

 

The four types of diseases studied are mentioned below:

  1. Acute diseases: The diseases which last for a certain (mostly short) period of time are termed as Acute diseases.

Examples – Viral fever and Flu.

  1. Chronic diseases: The diseases which last for a long span of time (in some cases for a lifetime) are termed as Chronic diseases.

Examples – Elephantiasis and Tuberculosis.

  1. Infectious diseases: The diseases caused by infectious agents such as viruses, bacteria, fungi, protozoans are termed as infectious diseases.

Examples – Chicken Pox and HIV/Aids.

  1. Non-infectious diseases: The disease which cannot be transmitted via infecting agents are termed as Non-infectious diseases.

Examples – Cancer and Diabetes.

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