Summer means variety in training methods, activities and intensities. However, almost all of the summer training methods that skiers engage in, carry some risk of injury. Martin Lobben, a chiropractor and manual therapist who works extensively with athletes recognizes some common injuries that plague skiers. ”I’ve treated a fair number of nordic skiers, and come up with a short list of tips that can be useful,” Lobben says to Norwegian web site www.langrenn.com.