Uploaded June 2026 | Updated September 2026, 2 weeks ago
Most pec stretches only lengthen the shoulder attachment. The pec also attaches to the sternum and collarbone — and those require pump handle breathing to restore length. Here's the complete fix.
Most pec stretches only lengthen the shoulder attachment. The pec also attaches to the sternum and collarbone — and those require pump handle breathing to restore length. Here's the complete fix.
