In this October 2025 TopDoctor Magazine feature, Dr. Nathan S. Bryan shares how his groundbreaking nitric oxide research is redefining modern health and longevity. For more than 25 years, Dr. Bryan has led scientific advances that reveal how nitric oxide supports circulation, energy, immunity, and cellular repair. From his academic discoveries to his leadership at Bryan Therapeutics, Dr. Bryan is pioneering therapies that restore nitric oxide production and improve quality of life. Read the full TopDoctor Magazine article to learn how this “holy grail” molecule could transform the future of medicine.