Then do some slow aerobic exercise, such as walking slowly for 30 minutes, and add a little time every day according to your own situation.
Some fitness equipment can be used by the elderly in the community, such as the small turntable that rotates when standing, or the equipment that steps on the automatic car. You can try to use it when you walk, and do it for a while every day if you can.
You can use elastic rope at home. In fact, it is ok to stand on tiptoe. Put a high-backed chair, hold the back of the chair and stand on tiptoe 100 times.
In fact, it is important to first choose the exercise that suits you according to your own situation, and then stick to it.
I wish you good health, come on!