i don't think sugar consumption is higher now in the usa than it was a century ago, when obesity and metabolic syndrome were rare (though statistics for america as a whole are hard to come by, since most countries in america didn't have anything like a public health system a century ago), and certainly very low compared to the hadza
by 'refined carbs' do you mean white flour
because white flour consumption was also pretty high in the usa a century ago
regardless, the topic at hand is the health effects of different kinds of fats, and it turns out that different kinds of fats do seem to have significant health effects (despite what effects other macronutrients like carbohydrate may or may not have) and that those effects run in the opposite direction to what nobbs is proposing
by 'refined carbs' do you mean white flour
because white flour consumption was also pretty high in the usa a century ago
regardless, the topic at hand is the health effects of different kinds of fats, and it turns out that different kinds of fats do seem to have significant health effects (despite what effects other macronutrients like carbohydrate may or may not have) and that those effects run in the opposite direction to what nobbs is proposing