What about the plains Indians? How about the reindeer herders of Lapland? The bushmen of Africa? The aborigines of Australia? What about the nomadic people of the Russian steppes and central Asians? How about the Mongolians? I don't know how long these folks lived, but it's likely they consumed a lot of meat and were healthier before the introduction of modern foods.
Female, 5'3", 49, Starting weight: 163lbs. Current weight: 135 (more or less).
Starting squat: 45lbs. Current squat: 170 x 3. Current Deadlift: 220 x 3