Figure 1. Myofascial release and placebo treatment at the TLF. A Manual sustained pressure on the lateral side. B Laterally extending the TLF. C Sliding longitudinally along the lumbar paravertebral muscles. D Lengthwise extension of the TLF. E Lengthwise unilateral extension of the TLF. Arrows in white indicate the direction of tissue stretching during myofascial release treatment.