borofergie said:So, you eat three times more carbs than any other mammal
You eat a tiny quantity of fat, compared to any other mammal.
Then you wonder why you all get fat!
Keep on munching those healthy wholegrains kids!
lucylocket61 said:But.....I'm not an animal..................I am a human.......... :?:
xyzzy said:Stephen on your original answer to me. I agree it is quite persuasive IF you can show pre 1960 carbs were starchy and not grains as you suggest. If you can't show that then your argument is less provable as you would have expected to see high obesity and T2 rates in the 40's and 50's when carb intakes were likewise higher.
As recently observed in Nature, ‘‘It is difficult to refute the assertion that if modern populations returned to a hunter-gatherer state then obesity and diabetes would not be the major public health threats that they now are’’
lucylocket61 said:So why am I expected to eat like a slightly carnivorous sheep???
(not offence Grazer)
borofergie said:lucylocket61 said:So why am I expected to eat like a slightly carnivorous sheep???
(not offence Grazer)
Because for 99% of your evolutionary past you were just another mammal. You ate meat, some plants, a bit of fruit, some plant roots and some tubers. You didn't evolve to eat refined carbohydrates like grain or sugar (which only came into our food system 6000-10000 years ago).
Your metabolism is not adapted to eat a 50% carbohydrate diet.
xyzzy said:...and you can't just go "All mammals". How do you reckon a ruminant like a cow eats the majority of its intake as fat.
http://arbl.cvmbs.colostate.edu/hbooks/ ... index.htmlRuminants have evolved special organs for bacterial digestion of plant foods. In those organs, bacteria scavenge every carb calorie, leaving none for the animal. As by-product of this carb digestion, the bacteria release volatile short-chain fats. These fats are transported to the liver, which uses them for energy and for fabrication of sugars and fats for the rest of the body.
lucylocket61 said:Oh. I see. I believe in Creation, not evolution.
Defren said:xyzzy said:The most elegant and simple explanation for the cause of obesity in our population is the epidemic of fast food, sugary drinks and a modern lifestyle. Again show me that is not the reason rather than "low fat" being the reason.
Like I say I think its a far more complex thing than just blaming "low fat".
...and of course none of the above excuses the low fat brigade trying to kill me as a diet only T2.
Of course sugary foods play a huge part, I don't think anyone would deny that. I will go back to what I said earlier. If we look at our parents and grandparents diets, most meals if not all meals were home cooked, made with fresh ingredients. Things like bread and dripping were a treat. I can clearly remember bread proving in a huge bowl beside the open fire. This was the norm, bought bread really quite rare. As a child, daily it was an evening meal of meat and vegetables followed by a desert of some sort usually made with fruit.
Carbohydrates and low fat were alien terms to people then, and in general the populace was of a healthy weight. Seeing an overweight person would make you stop and stare (very rude I agree) as it was something rarely seen. Children, myself included were never indoors. At the weekend and holidays I would have breakfast and be out playing, run in at lunch time, grab an apple or sandwich and be out again, then come home for a proper dinner, and be allowed to run that of until bath time. I might have a piece of fruit for supper. No carbs, and no low fat.
I am certain if you are honest, you will recognise a lot of what I have said, as it was the norm back then.
borofergie said:xyzzy said:...and you can't just go "All mammals". How do you reckon a ruminant like a cow eats the majority of its intake as fat.
I thought you'd ask me that BlindDog
http://arbl.cvmbs.colostate.edu/hbooks/ ... index.htmlRuminants have evolved special organs for bacterial digestion of plant foods. In those organs, bacteria scavenge every carb calorie, leaving none for the animal. As by-product of this carb digestion, the bacteria release volatile short-chain fats. These fats are transported to the liver, which uses them for energy and for fabrication of sugars and fats for the rest of the body.
After processing by the digestive tract, ruminant macronutrient rations are:
0% carbs
17% protein
83% fat
Unless you have two stomachs, I suggest that you try again...
phoenix said:3) monkeys and chimps diet is "a low fat, high fiber diet compared to humans. The chimpanzees' diet was higher in digestible carbohydrates when there was an increase in ripe fruit availability. In addition, the chimpanzees maintained a fairly low and constant protein intake, due to their focus on fruit, with pith as a fallback food" http://www.cast.uark.edu/local/icaes/co ... nklin.html
Jaminet said:Like other mammals, primates eat a wide range of diets: tarsiers are carnivores, gorillas nearly herbviorous. But once again, by the time the diet leaves the digestive tract all primates eat remarkably similar diets.
Gorillas evolved in the forest and focussed their diet on foliage - leaves, shoots and stems - and fruit. To digest such a fruit they need bacteria. To house such bacteria, gorillas have a very long and large colon, much larger than that of humans.
A 1997 Journal of Nutrition article analyzed the diet of gorillas. It turns out that 58% of gorillas calories come from short chain fats released in the colon by fermentation of plant fiber. As a result, gorilla macronutrient ratios are approximately 16% carb, 20% protein, 64% fat
In summary, the chimp diet is 50-55% fats, 24-29% glucose and 21% protein
noblehead said:''However, average recorded energy intake in Britain has declined substantially as obesity rates have escalated. The implication is that levels of physical activity, and hence energy needs, have declined even faster. Evidence suggests that modern inactive lifestyles are at least as important as diet in the aetiology of obesity and possibly represent the dominant factor.''
Of course lifestyle factors need to be taken into consideration. When I was a lad in the 60's hardly anyone in my street owned a car and most people would walk or cycle to work, Women would walk to the local shops everyday rather than do a weekly shop traveling by car, we as kids would walk to school there and back...in total 6 miles everyday, in our free-time we would be playing outdoors and not sitting in watching telly or playing video games as they do today. Manual work, gardening without the aid of electrical appliances and taking part in local sports are all examples of how we are less active now than we were to our parents and our grandparents.
Unbeliever said:The government should be loooking at lifestyles
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