Disease- In simply way we can defined the definition of disease,”the disorder ness or unfavorable change in body condition for a sort time period or long time period (mainly long time period), so such condition we can predict that disease.
a disorder of structure or function in a human, animal, or plant, especially one that produces specific symptoms or that affects a specific location and is not simply a direct result of physical injury
Depends on which type of symptoms are gererte our body.
Many type of disease in world.
Like body high temp calld as fiber ..
But fiber is not a disease is a wrong activities result.
It may be define as a such type of condition in which our immune system cannot work in a proper manner(To fight back against the pathogens,bacteria,etc.)or our boby feel weakness to do some work such type of condition is known as disease.