Task: Answer Verification
Input (English): Question: Is obstacle crossing with dual tasking a danger for individuals with Alzheimer 's disease and for healthy older people?
Answer: The behavior of the healthy elderly subjects and individuals with AD was similar for obstacle crossing during walking with dual tasking. Both groups used the "posture first" strategy to prioritize stability and showed decreased attention to executive tasking while walking. Additionally, AD had a strong influence on the modifications that are made by the elderly while walking under different walking conditions.
Output (English): yes