Book excerpt: Enhanced running - naturally. For 30 years runners have been told that their only hope of salvation from injury is an expensive shoe - until now. The barefoot running and minimalist-footwear revolution is here and it is turning the world of running upside down. ? Offers expert advice on how to run barefoot and strengthen atrophied muscles and revitalize super-sensitive soles ? A Harvard University study made from early 2010 shows that barefoot running is better for the body and feet than running in expensive shoes