Sorensen back test

Quick little workout yesterday followed by data collection on the Sorensen back test using a GHD bench - we introduced this test to the group last week and promised the full test. There is a great deal of debate in the physical therapy literature as to the true predictive value of this test for future incidence of back pain, and that is not our application here. We'll use it as an occasional test to gauge improvements in isolated back extension among our little cohort.

Here's the results:

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and a few subjects in the testing position: hips supported on bench, back horizontal.