Run or Die: The Inspirational Memoir of the World's Greatest Ultra-Runner

At 18 months he went on his first hike. At 3, he climbed his first mountain. At 10, he entered his first mountain race. At 26, he plans to run up Everest - without an oxygen mask.

Kilian Jornet has conquered some of the toughest physical tests on the planet. He has run up and down Mt. Kilimanjaro faster than any other human being, and struck down world records in every challenge that has been proposed - all before the age of 25. Dominating ultra marathons and races at altitude, he has redefined what is possible in running, astonishing competitors with his near-superhuman fitness and ability.

In Run or Die Kilian shares his passion, inviting readers into a fascinating world rich with the beauty of rugged trails and mountain vistas, the pulse-pounding drama of racing, and an intense love for sport and the landscapes that surround him. In turns inspiring, insightful, candid, and deeply personal, this is a book written from the heart of the world's greatest endurance runner, for whom life presents one simple choice: Run. Or die.

Kilian Jornet is a world champion ultra-runner, climber and ski mountaineer (a combination of skiing and mountaineering).He was voted the presitigious 'Adventurer of the Year 2014' award by National Geographic magazine, in honour of his latest project to break speed records up and down the world's 7 tallest mountains. The 4-year-project finishes with a running attempt up Everest in 2016.