Reviews & studies

Experts' reviews of Tilter products and articles about ergnomics and healthy seating.

Progression of seating

Infographic by Betech A/S

May 2018

During a century, the recommended sitting posture and principles of the ideal school chair or work chair have developed dramatically. See our timeline graphic: Progression in seating to get an overview of ruling principles of ergonomics and comfort in chairs.

Physiotherapists agree on Tilter®

September 2016

Highlights from seven practising physiotherapists' test and evaluation of a work chair equipped with Tilter Motus FREE. See their persuasive assessments and a clear characteristic of the reviewed Tilter product.

Tilter® is an ergonomic advance

December 2015

» In general, we are simply quite poor at using all the possibilities for seat adjustments. In large and open modern offices where chairs and desks are shared, very few people manage to have their chairs properly adjusted. Both here and in meeting rooms, Tilter® has a huge advantage since movement and variation compensate to a large extent for any lack of individual adjustments to the [conventional] chair «

Tilter® preserves your concentration

Svein Asbjørnsen, sapDesign (industrial designer/owner)

October 2015

» When the chair seat easily tilts, it becomes possible to change one's sitting posture without it being noticed. When you begin to feel uncomfortable in one position, you just automatically tilt the seat in a different direction. This allows your concentration to be preserved, and no sounds are made by the chair legs when people shift position «

Spinal movement & change of position are important for a number of reasons

July 2013

Spinal movement has a ‘comforting’ effect so that movement is enjoyed .  This is due to physiological effects. [...] It is important to arrange for changes in posture, from reclining to upright, to occur frequently during the day to allow changes in axial loading to benefit disc nutrition.   It also allows the user the comfort of movement and helps to avoid the discomfort of point pressure in badly designed systems.

Why the "correct" upright 90 degrees sitting posture is fundamentally wrong

April 2013

Back in the 1970's, the "correct" upright sitting position recommended through generations was challenged by A. C. Mandal, a leading Danish surgeon. He found that view fundamentally wrong, and Mandal introduced the "Balanced seating" principle - or the 120 degrees equestrian seat - as a more natural and much healthier posture. Although, the new view was acknowledged by several furniture designers and spread by chair manufacturers during 1980's and 1990's, still the misguided conception is hard to do away with. This article gives a brief introduction to that important change in seating philosophy.

Balanced Seating is the most suitable position for long periods of sitting


» Balanced Seating is the most suitable position for long periods of sitting. In this half-standing position, the disc pressure will of course be very low. Furniture should be designed to accommodate the natural resting position, in which opposing muscles are well balanced. The resulting posture will enhance the performance, efficiency and wellbeing of employees. «

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