
Your hip flexors shorten. Your hamstrings stiffen in a lengthened-but-loaded position. Your shoulders round forward because the keyboard is in front of you. Your neck cranes toward the screen. Your wrist extensors fire constantly on the mouse.
None of this is damage. It is adaptation to a position. The fix is not standing all day — it is interrupting the pattern twice with holds long enough to matter. Thirty seconds is the threshold where connective tissue begins to creep back toward neutral length.











