Guides

The cross-cutting stuff, before you buy anything

A meaningful share of desk discomfort comes from a perfectly adequate chair set up wrong. Most people never touch the seat depth lever, never change tilt tension from the factory setting, and set armrest height by where their elbows happen to land rather than by where their shoulders want to sit.

That is worth ruling out before spending, and it takes about ten minutes. These guides cover the three things that apply regardless of which chair you own or are about to buy: how to adjust what you have, how to sit in it, and how to choose the next one.

The adjustment guide is ordered deliberately - seat height, then seat depth, then lumbar, then backrest angle, then tilt tension, then armrests - because each adjustment changes the correct answer for the ones after it. Adjust at random and nothing converges. That is why most people have four levers under their chair and have used one.

The buying guide is built around fit rather than features, and it will send you back to the two reference tables that underpin the whole site: seat height and seat depth. Those two numbers eliminate more of the market in five minutes than any amount of feature comparison.

The three things worth doing before you spend anything

1. Adjust the chair you already own, in the right order

Seat height set from your legs rather than from the desk. Seat depth so two fingers fit between the seat edge and the back of your knee. Lumbar support at the point where your spine actually curves inward. Backrest slightly past vertical. Tilt tension set so you can lean back with a normal push. Armrests last, meeting your forearms with your shoulders relaxed and down.

Then leave it for a week. A correctly set-up chair often feels slightly odd for the first two or three days, because you are loading tissue that had adapted to being unloaded.

2. Fix the screen and the keyboard, which are not the chair

Ache between the shoulder blades and up the neck is almost always a monitor problem rather than a backrest problem. A head held forward of the shoulders multiplies the load on the neck considerably, and a head goes forward because the screen is too low or the keyboard is too far away.

If you work on a laptop on a desk, you are below eye level by definition, every day. A laptop stand and a separate keyboard cost a fraction of any chair on this site and fix more neck pain than any of them.

3. Test the cheap hypothesis before the expensive one

A strapped lumbar cushion costs very little and settles in a week whether lumbar support is what you have been missing. A footrest costs about the same and completely resolves a seat that will not drop low enough. Both are real fixes rather than stopgaps, and both are cheaper than discovering after a chair purchase that the chair was not the problem.