We also tested what I like to call the Wibble Wobbles. Then, we spent two workdays, or about 16 hours, sitting in each chair, noting the level of comfort, adjustability (such as adjustable height, adjustable backrest or adjustable arm features) and any issues we had. First, we assembled each chair and noted any issues with the process, including how long it should take versus how long it actually took. Like everything we test here at CNET these office chairs have undergone a barrage of tests. So, let's keep that all in mind as we weigh our options for the best office chair.

There are a lot of factors, and a new chair is just one of many things that can make your work environment more comfortable. 'One mistake people make is they say, 'Well if I get a great chair, then I'm not going to be sore anymore,' and that's not really looking at the big picture of what it takes to keep people comfortable and productive at their jobs,' Allread explained. If your chair lacks lumbar support, Allread said, you can roll up a towel, secure it with tape or rubber bands and place it at your lower back as a lumbar cushion to 'keep the back in its natural curve.' Allread also noted that companies are beginning to introduce different chair sizes, supporting a wider range of body sizes, which is an important consideration if you're shopping for a new ergonomic office chair and looking for the best seat height and seat depth. Either plant your feet on the floor or, if they don't reach, use a box or other footrest to support your feet. ('You want the chair to do the work and not your back,' he said.)

Sit with your back against your chair.Allread made two main suggestions we all can try to improve how we work:

Task chair office depot