KEND wrote:Since being bipedal is 'unnatural' anything we do after crawling is unnatural. Along the way we learn to use tools, walk upright etc all unnatural but necessary to function in a modern world. In doing so we may cause smaller muscle groups to atrophy, internal work brings back a more complete body movement rather than isolating movements to one part of the body.
Are you suggesting that something humans are designed to do, have evolved do, is unnatural
a learned behavior..?
Humans are bipedal, freeing and allowing the use of hands. All a natural product of evolution.