Good fat, bad fat
Increasing attention is being paid by nutritionists to the role of a certain class of fats called polyunsaturated fatty acids, which were initially discovered almost 30 years ago. It seems that their absence in humans can lead to well-defined deficiency symptoms and also to general ill health.
All animals carry a store of these substances with them from birth, and the milk produced by mothers to feed offspring is also rich in these fats. So even if animals are placed on a diet that is deficient in these substances, it takes a long time before the…
