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Nutrition Articles : Glenn Cardwell

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Sweetening Agents

Sweetening Agents

Sugar and honey

Sugar and honey have been a favourite way for humans to sweeten foods for years. Stinging bees were worth the threat to get to the honey reward. Cave paintings found in Spain depict honey collecting 8000 years ago. Certain ants in the Northern Territory of Australia store honey in their abdomen, to be used later as a food source for worker ants. Local indigenous people regarded t...

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Paleolithic Diet

Paleolithic Diet

First, let's annoy the Creationists. Human beings evolved over time and we have been in our current form for about 200,000 years. We began in the Rift Valley in Kenya, spread north into Europe and east into Asia, then through to Australia (about 40,000 years ago) and north America (about 12,000 years ago). For most of that time we gathered and hunted for food. About 10,000 years ago we began to se...


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Eggs

Eggs

Rod Lees wrote and said: "There seems to be some mixed advice in relation to eggs and cholesterol." You're right Rod, and there has been for many years. It was conveniently thought that foods with cholesterol had the potential to raise blood cholesterol. We later realised that it was saturated fat and becoming blobby that made our cholesterol rise. It's doubtful that it was the omelette ...

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The discovery of vitamin A

The discovery of vitamin A

It is easy to think that one person discovered a vitamin on a Thursday just before lunch. It makes history so much easier to re-tell. In the case of vitamin A, the process of discovery spanned 130 years, starting in 1816 when a French physiologist Francois Magendie fed dogs a poor diet and found they died in a similar fashion as malnourished infants, and ending with its manufacture in 1946.

Mil...

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Nitrates

Nitrates

OK, are you up for some biochemistry? Simple biochemistry, I mean. It will help explain why vegetables are good for your blood pressure and why beetroot juice has become the new sports performance darling. The magic of nitrates in your diet seem to be part of the solution, working beyond the benefits of just being fit and training hard if you are an athlete.

Nitrates - the new training tool

It...

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