Definition of chi

The word "chi" has its origins in ancient Eastern cultures, particularly in China, Japan, and India. In Chinese, the character "" (qì) refers to the vital energy or life force that flows through the body. This concept is central to traditional Chinese medicine and martial arts. In Japanese, the term "ki" () is derived from the Chinese character "" and refers to a similar concept, often translated as "life energy" or "vital energy." It is a key concept in Japanese martial arts, such as aikido and karate, as well as in traditional Japanese medicine and spirituality. In India, the Sanskrit word "prana" (प्राण) refers to the life force or vital energy that sustains the body and mind. The concept of prana is central to yoga, Ayurveda, and other Indian spiritual traditions. Throughout these cultures, the concept of "chi" or "qi" or "ki" is often associated with the flow of energy through the body, and is seen as essential for physical and mental well-being.