Answer :
Final answer:
Neurodegenerative diseases, such as Alzheimer's disease and Parkinson's disease, gradually worsen over time, causing a greater loss of health and abilities.
Explanation:
Neurodegenerative disorders are illnesses characterized by a loss of nervous system functioning that are usually caused by neuronal death. These diseases generally worsen over time as more and more neurons die. The symptoms of a particular neurodegenerative disease are related to where in the nervous system the death of neurons occurs. For example, Alzheimer's disease and Parkinson's disease are two neurodegenerative diseases that progressively worsen over time, leading to a greater loss of health and abilities.
Learn more about Neurodegenerative diseases here:
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