Ageless: A Yogi’s Secrets to Long and Healthy Life by Sharath JoisT. Krishnamacharya, the father of modern yoga, lived a hundred years. His student the great Ashtanga master K. Pattabhi Jois, who taught celebrities like Madonna and Gwyneth Paltrow, was 93 when he died. For the first time ever, Sharath Jois, the head...