Nervous System Disorders · NCERT Biology

The risk of developing both Alzheimer’s and Parkinson’s disease increases significantly with:

  1. Stress
  2. Advanced age
  3. Viral infections
  4. Excessive physical activity
Show answer and explanation

Correct answer: Advanced age

Age is the single greatest risk factor for neurodegenerative disorders. Both Alzheimer's and Parkinson's predominantly affect the elderly population as neurons naturally undergo wear and tear over time.

Difficulty: Medium Question 14 of 20

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