The words "hale and hearty" and "healthy body" both mean that the elderly are healthy, healthy, free from any diseases and able to maintain normal physiological functions.
Being old and strong emphasizes the physical condition and quality of the elderly, which shows that although the elderly are old, they can still maintain a strong body and abundant energy.
These words not only express the actual situation of the health of the elderly, but also reflect the respect and respect of the society for the elderly.