Directional Non-Force Technique® Chiropractic is the original low force method of chiropractic that utilizes a unique system of subluxation analysis and correction. Testing for subluxation analysis consisting of a gentle, specific challenge followed by the proprietary D.N.F.T.® Reactive Leg Reflex™ check. This allows the body’s reaction tothe test to indicate the locations and directions of misaligned structures that are producing nerve interference.