Eat the third course in spring and March: shepherd's purse and egg soup. Shepherd's purse in many places ripens on this day and has flower seeds. At this time, boiling eggs with whole shepherd's purse with roots and flowers has better effects of expelling wind and removing dampness, clearing heat and regulating qi, and can also prevent some epidemic diseases, such as influenza.

There is also the Chinese nation's admiration for Yang Qi's wax therapy and physical therapy since ancient times. The external treatment of wax therapy in traditional Chinese medicine has the effects of warming channels and relieving pain, dredging meridians, promoting blood circulation and removing blood stasis, reducing swelling and resolving hard mass, expelling wind and cold, removing dampness and stopping paralysis, invigorating spleen and regulating stomach, invigorating qi and rising yang, strengthening body resistance and eliminating pathogenic factors, and harmonizing yin and yang. In spring, the day when the yang is born, wax therapy helps the healthy qi to balance the yin and yang.