There are many sites online which compare various ergonomic chairs, such as http://www.officechairadvice.com
Ergonomic chairs are great for long periods of sitting, offering multiple points of adjustment that will support you throughout the day.
According to information that is available on the internet it states that the benefits of ergonomic knee chairs would be that the users of the chairs would suffer from reduced lower back pain due to the design of the chair.
With lumbar support that helps your whole body, ergonomic chairs encourage good posture and cradle you through different moods, from sitting upright to reclining.
Ergonomic chairs usually provide lumbar support that cradles the lower back while bolstering the rest of your back. By supporting both the hips and back, ergonomic chairs are a good tool for reducing back pain.
The brand is dependant on the individual who will be using the chair as it is dependant on their likes, dislikes and their individual needs. Ergohuman, Steelcase and Nightingale are three brands which have good reviews.
Ergonomic chairs are designed to provide good lumbar support to maintain a healthy spine. They have features such as an adjustable armrests and backrests, lumber support frames and swivel features. source; http://www.spinehealth.com/wellness
an adjustable chair Ergonomic chairs are chairs designed to improve back health and prevent Back pain. They provide support, particularly for the lower back and also promote good posture.
Ergonomic office chairs are those that are designed to reduce muscle tension and fatigue that can occur when someone is engaged in repetitive tasks at the computer. These types of chairs offer superior lumbar support when compared to traditional office chairs. This helps to reduce back strain which subsequently reduces fatigue. Ergonomic office chairs also offer better support for the neck by surrounding it with cushioned comfort. The office worker is not forced to sit in an uncomfortable chair all day with no neck support. Ergonomic chairs should be paired with desks that are set up to the correct height of each worker.
Amazon seems to have good prices on ergonomic office chairs. I would make sure and check Office Depot or your local Costco for deals before you purchase.
When you are looking for computer desk chairs, it is important to take the ergonomic function of the chair into your considerations. Is it good for your back or will long periods while seated hurt?
Bodybilt Ergonomic chairs are the way to go. They are very well crafted, and probably cheaper than the $1,000 you are looking to spend.
Ergonomic office chairs are optimized for preventing disorders such as cervical spondylosis, back pain, bad posture, and poor blood circulation.