Trying tolive up to the images of "perfect" modelsandmovieheroeshas adark side: anxiety and depression, as well asunhealthystrategiesforweight lossormusclegain.
And whether you're talking to those looking at technologies that could wipe out the human race, or orthopedic surgeons dealing with the aches and pains of the here and now, it's clear every upside hasadarkside.