The McKenzie method is a physical therapy treatment classification that was first introduced to the physical therapy world in the 1950’s by Robin McKenzie. Robin McKenzie had a clinic in New Zealand and that is where he first observed the phenomena of centralization, and it was by accident. McKenzie had a patient he was treating with lower back pain that radiated to his left buttock and down his leg. The patient was not responding to conventional treatment and one day the patient happened to lie on a treatment table on his stomach that was elevated on one side. The patient was lying there for 10 minutes waiting for McKenzie to return to the room. Once McKenzie returned to the room the patient noticed his leg and buttock pain was gone. McKenzie realized that extension was the factor that reduced the pain in the patient’s back and that was the start of the McKenzie Method. Read more