Tech entrepreneur Bryan Johnson is 45 years ragged but he needs the physique of his 18-year-ragged self. He must reverse the increasing outdated assignment in his mind, heart, lungs, liver, kidneys, teeth, pores and skin and extra. Johnson built a medical suite in his California dwelling with a crew of 30 doctors and health experts. He works out for an hour every day which contains 25 various exercises. Additionally to preserve notice of his health, Johnson undergoes a tall decision of blood exams.