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What is John Kettle about?

John Kettle is a long-time rock climber and climbing coach from England who improved dramatically over 18 months. After 15 years plateaued at rock climbing grades V7 and 5.11d, Kettle trained efficiently in his cellar for 6 hours per week, focusing on technique drills. This allowed him to progress to sending V11 and 5.13b routes. Kettle

Author

IRZ

Language

EN