Myofascial Release (MFR)
Here are a few videos and article links on John F Barnes' Myofascial Release Approach:
https://www.myofascialrelease.com/downloads/articles/WithoutAwareness.pdf
https://www.myofascialrelease.com/downloads/articles/AnIntroductionForThePatient.pdf
https://www.myofascialrelease.com/downloads/articles/TherapeuticPain.pdf