1. Walking: suitable for all ages, can promote blood circulation and enhance cardiopulmonary function.

2. Tai Ji Chuan: Suitable for middle-aged and elderly people, it can relieve stress and improve the flexibility and balance of the body.

3. Yoga: It is suitable for middle-aged and elderly people and can improve physical flexibility, balance and mental health.

4. Swimming: suitable for middle-aged and elderly people, it can exercise the whole body muscles and enhance the cardiopulmonary function.

5. Cycling: suitable for middle-aged and elderly people, it can exercise leg muscles and enhance cardiopulmonary function.

6. Dancing: suitable for middle-aged and elderly people, it can exercise physical coordination and improve cardiopulmonary function.

7. Aerobics: Suitable for middle-aged and elderly people, it can exercise the whole body muscles and enhance the cardiopulmonary function.

8. Jogging: suitable for middle-aged and elderly people, it can exercise heart and lung function and enhance physical fitness.

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The description of the old man is as follows:

1, gray beard, shallow wrinkles, and those eyes that always smile, all make people think that grandpa is a kind old man.

Grandpa insists on exercising every day. Although he is over 70 years old, he still has white hair and looks good. He is over sixty years old, and his gray hair shows under his military cap. Bones walks with a hat badge and a collar, but he still walks with a sword.

3. This is a kind old man, and his hair is combed carefully without any mess. But they are as silver as silk. White hair is still clearly visible in black hair. In the slightly sunken eye socket, a pair of dark brown eyes quietly tell the vicissitudes of the years.

The wrinkles on the old man's forehead vibrate gently with the rhythm of music. Wrinkles are like knives carved on the face, clear and tough; The old man's eyes are deep and calm, recording his past and vicissitudes.

The temples of the old man have turned gray after time weathering, and his vicissitudes have been bent by years. The serene face reveals hardships in vicissitudes of life, and the deep eyes reveal faint sadness.

6. The old man is like the earth, silently bearing everything, embracing everything and educating everything. Old people are generous, and the family will be blessed.

7. That is an old man over half a hundred years old, with a weather-beaten face and deep eyes. He looks energetic and healthy.

8. Sunlight shines through the cracks in the leaves on the old man's white hair, which is particularly dazzling. That vicissitudes of life face, the same smile, like a plum blossom standing proudly in the snow. Although I can't see clearly, my eyes are as clear as two deep springs.

9. Grandpa is tall and has wide shoulders. Although he is old, he can speak as forcefully as Hong Zhong. Push, push, push him when walking, even the young man can't catch up.

10, the old man, with a kind smile on her vicissitudes of life, touched my head with her rough hands. I can still feel her holding me in her arms, singing old songs, waiting for my parents to come back from outside.