Question

what is human diseases? how it happen? Name any two ?​

Answer 1

Explanation:

Diseases like common cold, pneumonia, influenza, measles, tuberculosis and whooping cough spread through droplet infection. Caused due to some specific factor, such as malfunctioning of some vital organ, and deficiency of nutrients. Do not spread from one person to another by contact.

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Answer 2

Answer:

human disease

Explanation:

it is a disease cause by external factors or internal factors .

it happens when a part is damaged or infected .

the two diseases are:

1.cancer

2. diabetes