During the summer months, it can be hard to stay focused and keep your muscles snappy when all you seem to do is rollerskiing, rollerskiing and more rollerskiing. Cross training is important in order to avoid burnout or injury–especially for juniors or masters looking to mix it up during the off-season. In a new series to FasterSkier, we’re going to take a look at some of the ways skiers keep themselves and their bodies sane...