`:Their empire was built long before the arrival of the conquistadores, and it was the conquistadores who caused their malnourishment via restrictions, introduction of disease, forceful adaptation of Spanish lifestyle, war, etc. If you are under the impression they were undernourished upon the arrival of the conquistadores, you have been woefully misinformed. The Inca Empire was the strongest and largest empire in the Americas at the time of the ``colonization``, or genocide, as I prefer to say.    `