Vegetables ward off Alzheimer's

Eating a diet rich in vegetables may be one way to reduce the risk of developing Alzheimer's disease, research suggests.

US scientists found that a diet high in unsaturated, unhydrogenated fats - found in vegetables and some oils - may help lower risk.

However, a separate study found antioxidant vitamins - widely touted as good for general health - offer no such protective effect against Alzheimer's.

In the first study, scientists from Rush-Presbyterian-St. Luke's Medical Center in Chicago, examined 815 people aged 65 and older over a four year period.

"There are studies to suggest that a diet high in unsaturated fat and low in saturated fat may raise levels of good cholesterol and lower levels of bad cholesterol in the blood."
Dr Martha Clare Morris

At the start of the study none of the volunteers had Alzheimer's, but by its end 131 had developed symptoms.

The researchers found that the risk of developing the disease was highest among those who consumed the highest levels of saturated fat - found in meat and dairy products.

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