1. Walking: Walking is a simple exercise, suitable for people of all ages. It can help maintain cardiovascular health, enhance joint flexibility and help reduce stress.
2. Yoga: Yoga is a low-impact exercise that can help improve flexibility, balance and strength. It also helps to relieve stress and anxiety.
3. Swimming: Swimming is a whole-body exercise with little influence on joints. It can exercise heart and lung function, enhance muscle strength and help relieve stress.
Tai Ji Chuan: Tai Ji Chuan is a slow and gentle sport, which helps to improve balance, flexibility and strength. It can also help reduce stress and anxiety.
5. Cycling: Cycling is an aerobic exercise, which can exercise heart and lung function, enhance the muscle strength of lower limbs and help reduce stress.
6. Dance: Dance is an interesting and creative sport, which helps to improve the coordination, flexibility and strength of the body. It can also help reduce stress and anxiety.
7. Aerobics: Aerobics is an aerobic exercise that can improve heart and lung function, enhance muscle strength and help reduce stress.
8. Badminton: Badminton is a moderate-intensity exercise, which can exercise cardiopulmonary function, muscle strength and coordination. It can also help reduce stress and anxiety.
9. Tennis: Tennis is a moderate-intensity exercise, which can exercise cardiopulmonary function, muscle strength and coordination. It can also help reduce stress and anxiety.
10. Golf: Golf is a light sport, which helps to exercise hand-eye coordination, muscle strength and flexibility. It can also help reduce stress and anxiety.
In short, after retirement, you can choose the exercise that suits you, so as to keep your health, psychological pleasure and social interaction.