Ease up on fats for healthier cartilage

Eating fatty foods could be more damaging to the cartilage in knees and other joints than wear and tear caused by walking and other exercise, Australian researchers say.

The scientists discovered that rats were more likely to develop osteoarthritis in the knee when fed a diet high in carbohydrates and saturated fatty acids like those found in butter, meat and palm oil.

"Saturated fatty acid deposits in the cartilage change its metabolism and weaken the cartilage, making it more prone to damage," said researcher Professor Yin Xiao, of Queensland University of

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