Yijinjing 易筋经/易筋經 refers to a collection of methods of powerful Chinese neigong 内功 (“internal skill”). Legend has it that it originated from the Indian monk Bodhidharma (Damo 达摩) who came to China and founded Chan 禅 Buddhism (the form of Buddhism which later became known as Zen in Japan) at the Shaolin Temple. In fact, neigong containing the Yijinjing principles and signature movements can be found throughout China within various traditions. The word Yijinjing consists of three Chinese characters: Yi 易: The character’s two components are 日 “sun” and 勿 “not.” The sun represents constancy, it was the most constant thing in one’s visible surroundings. Putting the two characters together,…