Showing posts with label heart. Show all posts
Showing posts with label heart. Show all posts

Thursday, August 25, 2011

Early diet 'shapes heart health'

25 August 2011 Last updated at 00:14 GMT By Helen Briggs Health editor, BBC News website Heart What we eat as a child has long-term effects on our heart, say researchers Growing up starved of calories may give you a higher risk of heart disease 50 years on, research suggests.

Researchers in The Netherlands tracked the heart health of Dutch women who lived through the famine at the end of World War II.

Those living on rations of 400-800 calories a day had a 27% higher risk of heart disease in later life.

It's the first direct evidence early nutrition shapes future health, they report in the European Heart Journal.

The Dutch famine of 1944-45 gave researchers in Holland a unique opportunity to study the long-term effects of severe malnutrition in childhood and adolescence.

A combination of factors - including failed crops, a harsh winter and the war - caused thousands of deaths among people living in the west of The Netherlands.

The women, who were aged between 10 and 17 at the time, were followed up in 2007.

The team, from the University Medical Center Utrecht and the University of Amsterdam, found those who were severely affected by the famine had a 27% greater risk of developing heart disease than those who had had enough to eat.

Diet impact

Lead author Annet van Abeelen told the BBC: "The most important message is that it is good to realise that disturbing the development of children through acute malnutrition can have implications for later adult health.

"It's not only the short-term direct consequences that matter. Even 50 years later, there is still a higher risk of adult coronary heart disease."

Victoria Taylor, senior heart health dietitian for the British Heart Foundation, said: "This study showed a link between children and young adults experiencing famine and the likelihood of them developing heart disease later on in life.

"Although it wasn't clear exactly what changes occurred in the body to increase the risk, this highlights how our environment can have a long-term impact upon our heart health.

"Fortunately, the problems of famine seen in other countries have not been an issue in the UK in recent times. But that doesn't make this study irrelevant for us.

"It adds to the importance of providing a healthy diet for children and young people because of the way it can shape their future heart health."


View the original article here

Monday, May 2, 2011

Waist fat 'increases heart risk'

2 May 2011 Last updated at 03:33 GMT Muffin-top The researchers looked at the distance around the hips and waist to measure the fat around the belly People with coronary artery disease have an increased risk of death if they have fat around the waist, according to researchers in the US.

The Mayo Clinic team, which analysed data from five studies involving 15,923 patients, found this even affected people with a normal Body Mass Index.

In the Journal of the American College of Cardiology, they said people with waist fat should try to lose weight.

The British Heart Foundation said those with heart disease should be vigilant.

The researchers at the Mayo Clinic looked at the distance around the hips and waist to measure the fat around the belly, and BMI which is a measure comparing height and weight.

There was a 75% increased risk of death for patients with high levels of fat around the waist compared with those with thin waists.

Even patients with a normal weight, a BMI between 20 and 25, had this increased risk of death if they were carrying fat around the waist.

'Major risk'

Dr Thais Coutinho, from the Mayo Clinic, said: "BMI is just a measure of weight in proportion to height. What seems to be more important is how the fat is distributed on the body."

The researchers argue that doctors should take waist and hip measurements for all patients with coronary artery disease in order to give patients advice on how to reduce their risk.

Dr Mike Knapton, associate medical director at the British Heart Foundation, said: "This study shows that abdominal obesity is the major risk factor for patients with coronary heart disease even if they have a normal BMI and are a healthy weight.

"The study only looked at patients with coronary heart disease, but it confirms the idea that abdominal fat is 'toxic' and is associated with a number of other risk factors for the disease such as high blood pressure, high cholesterol and diabetes.

"It can be confusing to hear that raised BMI is bad for you and then to hear that waist circumference is the important measure, rather than BMI. I would advise that your BMI should generally be between 20 and 25 and if you have heart disease you need to be extra vigilant if you are carrying excess weight on your waist."


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