Why walk?
What is it that makes us human? Is there a particular attribute that makes us different to all other living creatures? Language usually comes top of the list, as does our use of elaborate tools. We humans have an utterly unique propensity to cook our food. We also make an exceptional investment in our children and adolescents, raising and caring for them for extended periods – a commitment far greater than any other species makes.
“The science gives us a clear picture: regular walking confers substantial benefits”
One entry, however, is often omitted from the list. One of our key and extraordinary adaptations – an alteration to our biology aiding our survival – is regularly overlooked in the popular mind. It is common to all the adaptations just mentioned, and to many more. This is our ability to walk, and especially to walk upright on our own two feet with our head aloft – an
