Teachings of Mind Training Which Can Be Validated Scientifically?

Yogi Bhajan Harbhajan Singh Khalsa (born Harbhajan Singh Puri, (August 26, 1929 – October 6, 2004), also known as Yogi Bhajan and Siri Singh Sahib, introduced his version of Kundalini Yoga to the United States. He was the spiritual director of the 3HO, Healthy, Happy, Holy Organization: https://en.wikipedia.org/wiki/Harbhajan_Singh_Khalsa The International Kundalini Yoga Teachers Association has …