On most models, a motor raises the desk from sitting to standing height and back again.

Dedicated sit-stand desks like the one Kocher bought, function like a regular desk with room for not only a keyboard and monitor, but papers, books, and even a water bottle or coffee cup.Conversion desks sit on top of an existing desk and raise both the keyboard and the monitor, or a laptop, to a standing height, usually with a manual, spring-assisted mechanism, although there's a growing number of power-assisted models.They attach with screws or clamps to an existing work surface and can be pushed out of the way when not in use. Swing arm modelsare an unobtrusive piece of hardware that allows you to raise your monitor or your laptop, so that the webcam is positioned at eye level for online meetings.The best style depends on personal factors, including your home office space. Standing desks come in several basic styles, and they all let you switch quickly between sitting and standing. 'The main benefit of a standing desk is the ability to move.' 'It isn't that standing all day is better than sitting,' says Dana Keester, CR's in-house ergonomics expert.

Today, though, ergonomics experts say the consensus is that switching back and forth throughout the day is the healthiest for your body.

Best adjustable standing desk converter