An elderly patient asks the nurse about recommended physical activity for maintaining health. Which recommendation should the nurse prioritize for a generally healthy older adult?

The correct answer to the question "An elderly patient asks the nurse about recommended physical activity for maintaining health. Which recommendation should the nurse prioritize for a generally healthy older adult?" is Option B: At least 150 minutes of moderate-intensity aerobic activity per week..

The other options — A) Vigorous aerobic activity for at least 60 minutes daily., C) Limiting physical activity to prevent joint strain., D) Only strength-training exercises, twice a week. — are incorrect for this NCLEX-RN Exam Prep question. As explained above: Healthy older adults should aim for at least 150 minutes of moderate-intensity aerobic activity, like brisk walking, per week, along with muscle-strengthening activities twice a week.