microblog
The wrong notch ∞
Paul Ingraham • ARCHIVEDMicroblog posts are archived and rarely updated. In contrast, most long-form articles on PainScience.com are updated regularly over the years (see updates page).
A nice example of anatomical variation: the size and shape of a notch in the top of the shoulder blade is quite variable, and nerve impingement is much more likely if you’ve got the wrong type of notch. More anatomical variation examples:
