What if every breath you take could turn back your biological clock? Oxygen Grail: Breathing to Undo the Clock is a revolutionary guide to mastering your most overlooked longevity tool-your breath. Blending ancient wisdom with cutting-edge biohacking, this book reveals how carbon dioxide tolerance, rhythmic oxygen loading, and intentional breath retention can reset your stress response, ignite cellular repair, and reprogram the way your body ages.You'll learn how to use breathwork rituals to stimulate telomerase, balance hormones, and enter "the biological stillpoint"-a deep exhale pause where time seems to stop and true healing begins. With daily trackers, sacred CO₂ training sequences, and full moon breath ceremonies, Oxygen Grail is more than a book-it's a timeless blueprint for reclaiming your vitality identity.No supplements. No expensive gear. Just the breath you've had all along-now weaponized for transformation.If you're ready to dissolve the myth of inevitable decline and awaken the younger self still coded in your cells, Oxygen Grail is your sacred manual for turning every inhale into a decision, and every exhale into liberation.Breathe deeper. Live younger. Begin again.