For a yogic example, I have found the Channel, Yoga with Tim, to be a great resource to find practices that help align the ribcage to the body so that you can teach the body to properly breathe without having the body tensing up. Before learning this from his channel, I realized I had a tendency to push my ribcage out when I thought I was doing good posture. His insights were extremely valuable in improving my breathing over the past few years and I noticed, once my ribcage was in the right position, the breathing exercises also increased in their benefits as well.
This is a short 13 minute practice that covers this aspect of alignment very well, so I will share it below: