Yes and no. Yes because there are people on Earth adapted to living at great heights (the Andes or Himalaya) and no because the pressure on Mars is far too low.

Yes and no. Yes because there are people on Earth adapted to living at great heights (the Andes or Himalaya) and no because the pressure on Mars is far too low. At Mars' pressure, the boiling point of water is so low that our body temperature is too high and makes the blood boil. https://en.wikipedia.org/wiki/Armstrong_limit https://en.wikipedia.org/wiki/Armstrong_limit