I couldn't comment - I imagine not too many studies have been done on that, particularly in regards to their obesity levels and their life expectancy.What about humans who rely on large quantities of meat and animal fat to survive, such as the Eskimos?
Anyways, to cite my post above:
Environmental factors and cancer incidence and ... [Int J Cancer. 1975] - PubMed - NCBI
Relation of meat, fat, and fiber intake to the ... [N Engl J Med. 1990] - PubMed - NCBI
Intake of fat, meat, and fiber in relation to ris... [Cancer Res. 1994] - PubMed - NCBI
Red meat intake and cancer risk: a study in Italy. [Int J Cancer. 2000] - PubMed - NCBI