Have you ever asked yourself why we get old and grey? What goes wrong in our bodies to make it hard to live more than 100 years? Scientists have studied these questions for decades, but do you really want to struggle through hundreds of pages of complicated scientific articles? This Science Comic Book explains the most important ideas about the aging process in an entertaining, but nevertheless scientifically accurate fashion. For those who want to follow up in more detail, there are references to the relevant literature in the text.