Dr. Elmer Green and colleagues research the ability of the mind to control the body. They use biofeedback training to help patients overcome disease, to give prisoners a sense of self-mastery, and to give ordinary people deeper insight into the subconscious. If we can make ourselves sick, then perhaps we can learn to make ourselves well. They test Indian yogis who can stop their hearts at will or remain in an airtight box or over seven hours….they study a Dutchman who can skewer his arm with a rusty needle and prevent pain, bleeding and infection…This documentary was a finalist the American & Chicago Film Festivals.