Elaborate about Parkinsons and alzheimers disease.

Answer and Explanation:

Parkinson's and Alzheimer's diseases are nuero-degenerative disorders that affect human beings. These are both a form of Dementia, a syndrome that affects the brain, causing symptoms including:

Alzheimer's disease is characterized by a loss in these functions, and is eventually fatal, stemming from brain failure. It is genetic and may be influenced by environmental factors like smoking, diet, traumatic brain injury and diabetes among others.

Parkinson's disease is characterized by rigid muscles, tremors,  and slowed motion. This may be cased by several non specific conditions such as poisoning, brain damage, head trauma and other complex neurodegenerative diseases.

b. to discover aspects of the natural world.

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