What is the reason why the legs are always sour when the weather is cold?

When you get old, your legs will hurt. This is the old cold leg. Old cold legs are caused by various reasons. Generally speaking, when I was young, I didn't pay much attention to using my strong body to maintain my health. As a result, once I get old, I will feel my legs and knees are very painful and heavy. This is the old cold leg.

Typical manifestations of old cold legs: cold pain, swelling, joint pain, sharp increase in cold and decrease in heat. Old cold legs are more prone to attack in wet and cold environment. Chinese medicine believes that heavy cold will be mixed with moisture, and wet cold is also called cold and wet. Old cold legs are definitely related to cold and dampness. Traditional Chinese medicine believes that qi blocks collaterals and is cold and stagnant.