https://www.hingehealth.com/resources/articles/sit-bone-pain/
If You Have Sit Bone Pain (Ischial Bursitis), Try This
Learn about the causes of sit bone pain (Ischial bursitis), treatment options, and simple exercises for relief recommended by physical therapists.
if yousit boneischial bursitistry thispain
https://bikefiteurope.com/en/sit-bone-width/
Sit Bone Width and Saddle Choice | How to Measure | CycleFit
Sit bone width decides which saddle actually supports you. What it is, how it is measured, and why a wider or narrower saddle matters more than a softer one.
how to measuresit bonewidthsaddlechoice