[che303]

The idea was born because one of our inventors was rear ended on the freeway. He herniated L4-L5 and could no longer sit in a regular chair for more than 10 mins at a time or more than a few hours in a week. This included driven car so it was important to figure out how not to aggravate the injury while working.

[Noumenon72]

This worked out well for me also, keeping my back in stable condition until I eventually figured out I could cure it by deadlifting.