Question

what is illness ?
what causes for illness ?​

Answer 1

Answer:

Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful. But under certain conditions, some organisms may cause disease.

Answer 2

Answer:

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1) an unhealthy condition of the body or mind Germs can cause illness or a specific sickness or disease Colds are a common illness. illness. noun.

2)Infectious diseases are disorders caused by organisms such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful. But under certain conditions, some organisms may cause disease.