How to train like the world's most successful female cross-country skier

(Norwegian University of Science and Technology) If you want to be as fast or as strong as the world's most decorated female winter Olympian ever, you'll have to train a lot -- more than 900 hours a year. But don't worry -- most of that training will be low intensity.
Source: EurekAlert! - Medicine and Health - Category: International Medicine & Public Health Source Type: news