I will (most probably) never have the need to wear high heels in my life. It's incredible what women put themselves through in the name of fashion. The long term effects of of chronic anatomical modification are quite painful.
As a species, we have spent 10,000 years trying to stand straight up; and since have spent the last 100 years hunching back over. Structurally, we are designed to walk, not sit - and it's affecting us faster than we can evolve.