Core strength for desk workers — a worker stabilized against the chair that deconditions the spine

Core Strength for Desk Workers: Your Lower Back Pays for Every Hour You Sit

Every hour at a desk, a quiet transaction happens inside your lower back. The muscles built to hold your spine stable clock out, and the passive structures — the discs and ligaments that were never meant to do that job — get stuck with the bill. That is the entire story of desk-worker back pain in one sentence, and almost nobody gets it told to them straight. They’re told to “sit up straight” or buy a lumbar cushion or do crunches for a six-pack. None of it addresses what’s actually going wrong. ...