Ischial Tuberosity Off – Loading When sitting for pain relief

Seat adjustments that take the pressure off the ischial tuberosities help relieve back pain sitting

Biomechanical effects of sitting with adjustable ischial and lumbar support on
occupational low back pain: evaluation of sitting load and back muscle activity
BMC Musculoskeletal Disorders 2009, 10:17 doi:10.1186/1471-2474-10-17 Mohsen Makhsous et al

Full article free here


Spine. 2003 Jun 1;28(11):1113-21; discussion 1121-2. Sitting with adjustable ischial and back supports: biomechanical changes. Makhsous M, Lin F, Hendrix RW, Hepler M, Zhang LQ. abstract here

Having pressure relieved off ischial tuberosities (buttock seat bumps) sets spin in more comfortable position and disc are off-loaded more.

A more full description of that was written up here.

Comment – ergometric seating is fine as long as one realizes that no one can maintain one static position for more than 15 minutes. The only way around that is the rocking chair…

What are some comfortable chairs others have found?

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