Send us Fan Mail Ever wonder why some people rarely get sick — or how others recover from PTSD after decades of struggle? The answer may lie in the diaphragm, a muscle Dr. David Rubenstein calls second only to the heart. It drives immunity, eases back pain, and boosts strength — a reason Navy SEALs and athletes rely on it. Don, a Vietnam veteran with decades of PTSD, found peace after weeks of Rubenstein’s Total Relief Method. His breakthrough? “I feel okay being okay.” Discover how the...