Posture is one of the core principles of jiu-jitsu. Proper posture will keep you safe from submissions and sweeps.
So your opponent broke your posture in Closed Guard?
This is a bad position to be in, especially if they grab a hold of your belt.
Luckily enough, Andre Galvao has just the right technique for resetting posture:
Build Sustainable Strength—Without Wrecking Your Joints, Energy, or Jiu-Jitsu
Tired of waking up sore and burnt out after lifting? Sloth Strength is a proven blueprint for grapplers over 35 who want to get stronger—without the pain, burnout, or injuries.
Developed from 25 years on the mats, this no-burnout approach is made specifically for BJJ athletes in their 30s, 40s, and beyond.
