Disease

Meanings

An abnormal condition of a human, animal or plant that causes discomfort or dysfunction; distinct from injury insofar as the latter is usually instantaneously acquired.
To cause unease; to annoy, irritate.

Disease: A disease is a particular abnormal condition that adversely affects the structure or function of all or part of an organism and is not immediately due
Parkinson's disease: Parkinson's disease (PD), or simply Parkinson's, is a neurodegenerative disease primarily of the central nervous system, affecting both motor and non-motor
Alzheimer's disease: Alzheimer's disease (AD) is a neurodegenerative disease that usually starts slowly and progressively worsens. It is the cause of 60–70% of cases of dementia