Pro Climber Shauna Coxsey explains what happens to your body when you climb. Shauna Coxsey’s already the most successful competitive climber in British history, having reigned supreme at the British Bouldering Championships on numerous occasions. Started at 4 years old, and now she is one of the best in the field. Find out what happens to the human body while climbing to understand more of the effort that goes into this sport.

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