Scraping the inner thighs has the effect of warming the meridians and opening the channels, relieving the liver and resolving depression (treating depression by unblocking the liver’s qi), activating blood circulation and removing blood stasis (promoting blood circulation and eliminating stagnant blood in the body), and strengthening the spleen and nourishing the qi. However, note that meridian scraping as a health care technique has limited effect and cannot replace treatment. There are three yin meridians on the inner thighs, which belong to the foot yin meridians, including the yin liver meridian, yin kidney meridian and yin spleen meridian. Scraping the inner thighs can stimulate the acupuncture points and make the meridians in the body smooth, which can promote the surrounding blood circulation and play the effect of warming the meridians and activating blood circulation. Scraping the inner thighs stimulates the Yin Liver Meridian, which can relieve the liver and relieve bad emotions. It also has a certain relief effect on insomnia. Scraping the inner thighs and stimulating the Yin-Spleen meridian can strengthen the spleen and nourish qi, which can help regulate the weakness of the spleen and stomach. Scraping the inner thighs has a certain regulating effect, but it can not replace the treatment, it is recommended to be carried out under the guidance of a doctor.