Stress balls, or Chinese health balls as they are commonly known, date back to the Ming Dynasty (1368 – 1644). In ancient Chinese medicine, the use of these health balls was so successful that they were acclaimed as one of the Three Treasures of Baoding, China where they were created. Originally, the balls were solid and it was only later that they were designed to be hollow with sound plates inside that make various tones in the high and low ranges. According to traditional Chinese medical theory Jingluo (this term refers to the various energy pathways in the body and … Continue reading →