Final answer:
Neurodegenerative diseases such as Alzheimer's and Parkinson's can affect older adults by causing memory loss, confusion, difficulties with tasks, motor problems, and changes in personality.
Step-by-step explanation:
Neurological disorders that affect older adults include neurodegenerative diseases such as Alzheimer's disease, Parkinson's disease, Huntington's disease, amyotrophic lateral sclerosis (ALS), and multiple sclerosis (MS). These disorders can lead to disruptive memory loss, confusion, difficulty with planning and executing tasks, poor judgment, personality changes, slowed movements, balance and posture problems, rigid muscles, speech changes, and psychological symptoms such as dementia. The symptoms and effects of these disorders can vary, but they often involve cognitive impairment and motor deficits.