At just 32 years old Strauss Zelnick became the president and chief operating officer of 20th Century Fox. He was young, successful and appeared to have it all, but internally he was struggling. Zelnick says he was unhappy, anxious all the time and drinking every night. Now, nearly 30 years later, Zelnick remains super successful and thanks to his daily physical and spiritual practice he's become the picture of health. Zelnick reveals his secrets in his new book Becoming Ageless: The Four Secrets to Looking and Feeling Younger Than Ever and discusses them with Dan in this interview.