Posture & Ergonomics Guides
Free, evidence-based guides on desk posture, ergonomics, and how to stay pain-free at a computer all day.
Correct Sitting Posture at a Computer: The 5-Checkpoint System
Learn the 5 posture checkpoints from feet to screen — including why the "sit at 90°" rule is wrong, and why dynamic sitting beats any static position.
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机のエルゴノミクスチェックリスト：痛みなく作業するための20のチェック
完全なエルゴノミクスチェックリスト：椅子の高さ、モニターの距離と高さ、キーボードとマウスの位置。各項目をチェックして痛みのないセットアップを実現。
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Fix Forward Head Posture (Text Neck): Causes, Exercises & Prevention
Forward head posture adds up to 60 lbs of load on your neck. Learn what causes text neck, the monitor height fix, chin tuck exercises, and how to prevent it from coming back.
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How to Stop Slouching at Your Desk — 7 Proven Fixes
Slouching at a desk is a habit, not a character flaw. Fix the 5 root causes — monitor height, chair height, keyboard position, lumbar support, and long uninterrupted sessions — and the slouch disappears.
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