A stranger's step by step guide to immortality

A great person once said that in the world of humans, it is impossible to achieve eternal life...and I took that personally... . . This is not a fantasy book. It's a scientific book, since science is the closest thing to magic we have in our universe. . . It is a simple depiction of the research made by a person striving for perpetual improvement. Themes such as Oncology, Epigenetics, Robotics and Philosophy will be the main ingredients. . Now, whether such a lofty goal is even possible in the first place...who cares? After all...one must imagine Sisyphus happy...