👉 A strial is a type of stone used in traditional Chinese medicine and herbalism. It is often associated with energy, vitality, and longevity. The word "strial" comes from the Chinese word "shi", which means "energy". In Chinese medicine, it is believed that the body's energy flows through the veins called "shi", which are connected to the heart. When this flow of energy is disrupted or impaired, it can lead to various health problems, including insomnia, depression