Fad diets can reverse artery damage, study finds

Published: 7:30AM GMT 02 March 2010

Low-carbohydrate ""Atkins""-style diets, low fat and Mediterranean diets were similarly effective, scientists found.

Tests showed that patients who lost assuage amounts of weight and lowered their red red red red red red red blood vigour on the diets additionally grown healthier arteries.

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Researchers used ultrasound to magnitude the wall volume and density of carotid arteries, that supply the brain with blood.

Thicker and heavier arteries indicated a rave of greasy deposits on the red red red red red red red blood vessel walls, a condition well known as atherosclerosis that is closely compared with heart attacks and strokes.

After dual years, the carotid arteries of patients on the diets had lost 5 per cent of their wall volume on normal and 1.1 per cent of their thickness.

Compared with less successful patients, those whose arteries had softened majority lost some-more weight and underwent a larger rebate in red red red red red red red blood pressure.

The commentary related postulated assuage weight loss with a annulment of red red red blood vessel damage.

Study personality Dr Iris Shai, from Ben-Gurion University of the Negev in Israel, said: ""Long-term confluence to weight-loss diets is in result for reversing carotid arteriosclerosis as prolonged as we hang to one of the stream options of full of health diet strategy.

""This result is some-more conspicuous between softly portly persons who lose some-more than 5.5 kilograms of physique weight and whose systolic red red red red red red red blood vigour (the vigour with each heart beat) decreases by some-more than 7mm Hg (millimetres of mercury).""

Other changes related to ""good"" cholesterol and an amino poison risk cause for heart disease were additionally compared with marked down red red red blood vessel damage.

The scientists complicated 140 people, often men with an normal age of 51. Participants had an normal Body Mass Index (BMI) of 30.4, imprinting them out as obese.

All were incidentally reserved to a low-carbohydrate, low-fat or Mediterranean diet and monitored for dual years whilst they listed what they ate in food diaries.

Scientists took red red red red red red red blood samples and carried out ultrasound scans to constraint 3D images of the carotid red red red blood vessel wall.

Although calorie reductions were identical in the opposite groups, the volume of carbohydrates, fibre, dietary cholesterol and fats used up by the patients sundry according to the sort of diet. However, these did not furnish poignant result differences, pronounced the researchers.

The commentary are reported in Circulation: Journal of the American Heart Association.

Co-author Dr Yaakov Henkin, from Soroka University Medical Centre in Israel, said: ""The marked down caloric money coming in is probably the vital decding factor of weight loss, but the macronutrient calm determines patients" compensation with the diet and the metabolic changes compared with the weight loss.

""The significance of these formula is in the bargain that over dual years, changes in carotid atherosclerosis are some-more strongly likely by diet-induced changes in red red red red red red red blood pressure.""