Many patients in the use of the hundred years of Bian's mugwort ginger knee patch, they believe that the effect is very good, first of all, can improve the soreness and pain in the knee, but also to prevent the symptoms of knee stiffness, can make the knee more flexible, for middle-aged and elderly people, after the use of the stairs is also very convenient. Secondly, it has the ability to promote blood circulation in the knee, which can eliminate the toxins and wastes deposited in the knee and prevent the recurrence of knee diseases.