An exhaustive guide for trail runners of all levels: those who have just stepped off pavement and seasoned pros alike will find useful information to move their trail running forward. The author has been trail running for 30 years and has even set up a travel agency dedicated to trail running. Doug Mayer takes readers through all aspects of trail running: what beginners need to look out for, nutrition, training, equipment, injury treatments, nature conservation and much more. Experienced runners will learn all about the requirements of Ultra Runs and get inspiration for their next trails around the world.