Of course, this does not mean that you can't exercise by walking. Brisk walking is an excellent aerobic exercise. If people don't insist on exercising since childhood, but give up halfway and love sports, experts suggest that 5000 ~ 6000 steps a day is enough. This view coincides with Professor Zhang Weiya, an expert specializing in Asian orthopedics at Birmingham University in the UK.
We know that the service life of human knee joint is limited, and the cartilage degeneration of human knee joint begins gradually after the age of 30, so the daily protection of knee joint should be carried out as soon as possible, and intervention should be carried out as soon as possible.
1. Pay attention to keep your knees warm, try to wear trousers (old people can also wear knee pads to keep warm to prevent knee injuries), and don't expose your knees directly to cold air. So don't wear ripped pants.
2. Hot compress: improve blood circulation, relieve knee discomfort, relieve knee pain and muscle spasm, and reduce swelling. Hot compress is better with wet compress, such as hot air bath, hot spring bath, mineral spring bath and whirlpool bath. You can also use a hot towel to wet compress, but pay attention to stop hyperthermia if the joints are red and swollen. Use with caution in patients with hypertension and heart disease, especially when the temperature is high in summer (stop hot compress in acute phase).
3. Work and rest: avoid excessive joint load and keep a certain posture for a long time, especially less than 90? Don't sit and stand for a long time. Exercise your joints properly, such as swimming more, cycling more, and walking less, especially up and down steps and uneven roads.
4. Obese people should control their diet, lose weight, reduce joint load and eat more foods containing protein, vitamins and minerals.
5. Try to correct bad posture, use crutches and crutches to reduce joint load.
6. Rational use of braces: splints, knee pads and elastic adhesive tapes to increase the stability of joints.
7. Strengthen the massage around the joints: There are many methods: pushing, holding, rolling, rotating the patella, rubbing the patella, and rolling the patella.