Alan Bloom was eighty-five when he decided to write this book.The remarkable thing about Alan is that at 85 he does not rely on any medication. He doesn't suffer from any of the illnesses people of his age usually have. He is very fit, and enjoys a full and active life. He wants to pass on to other people the kind of lifestyle that he believes has enabled him to enjoy a high level of fitness into his eighties. People are living longer, but not necessarily in the best of health. By following his guidelines Alan hopes to help more people to reach a happy, healthy and fit old age.