After the elderly retire, they can go out and find something to do. This makes the elderly very happy and feels that they are useful.
After the elderly retire, they can try to travel. Traveling can not only improve the physical and mental health of the elderly, but also enhance their knowledge.
After retirement, the elderly can also try some of their own hobbies, such as: square dancing, playing chess, raising birds, and growing flowers, so that the elderly's life will not be lonely and boring.
After retirement, the elderly can help take care of their grandchildren or granddaughters, so that they can enjoy family happiness.