Monday, September 20, 2010

Lifestyle can reduce cancer, death risk

ASHVILLE, Sept. 20 (UPI) -- Researchers at the Vanderbilt University Medical Center in Nashville link longer life to a combination of five healthy lifestyle factors. 

Dr. Wei Zheng and colleagues find a healthy lifestyle pattern for Chinese women included normal weight, low belly fat, regular physical activity, limited secondhand cigarette exposure, and a diet including fruits and vegetables.

Zheng and colleagues assigned one point for each of the five health factors and found higher scores associated with reduced risk of mortality from all causes, as well as from cardiovascular diseases and cancer, specifically. Women with scores of 4 to 5 had a 43 percent lower risk of all-cause mortality compared with women with a score of zero.

"The results show that overall lifestyle modification, to include a combination of these health-related lifestyle factors, is important in disease prevention," Zheng said in a statement

Zheng noted most of the factors could be improved and even in the more difficult to change factors, like spousal smoking, could be improved by increased awareness about the detrimental health effects of smoking. The researchers tracked 71,243 non-smoking, non-drinking Chinese women age 40-70 -- participating in the ongoing population-based Shanghai Women's Health Study for nine years.

The findings are published in the journal PloS Medicine.

Thursday, September 16, 2010

Drinking milk helps you shed weight

By IANS-Indian Times

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Drinking milk regularly could help you shed weight, finds a recent study.

In a two-year weight loss study, milk drinkers had an advantage over those who skipped the milk, reports the American Journal of Clinical Nutrition.

Researchers led by Danit Shahar from the Ben-Gurion University of the Negev in Israel, found that adults who drank nearly two glasses of milk daily, which provided the highest Vitamin D levels at six months, lost more weight after two years than those who had little or no milk or milk products -- nearly six kilograms weight loss, on average.

More than 300 overweight men and women aged 40 to 65 years, took part in the study following low-fat, Mediterranean or low-carb diets for two years, according to a Ben-Gurion statement.

Regardless of diet, researchers found participants with the highest dairy calcium intake six months into the study (averaging about 580 mg daily- the amount in nearly two glasses of milk) lost about six kilograms at the end of the two years, compared to about 3.5 kg for those with the lowest dairy calcium intake (averaging about 150 mg, or about half of a glass).

Beyond calcium, the researchers also found that Vitamin D levels independently affected weight loss success and in line with previous research, milk and milk products were the top contributors to Vitamin D in the diets of the study participants.

Despite the potential health benefits, many Americans are still not getting the recommended 400 international units ( IU) of Vitamin D daily -- the amount in four glasses of fat free or low-fat milk.


Read more: Drinking milk helps you shed weight - The Times of India http://timesofindia.indiatimes.com/articleshow/6564445.cms?prtpage=1#ixzz0zgvNJEp1

Friday, September 10, 2010

Low-fat diet as heart-healthy as Mediterranean

NEW YORK (Reuters Health) - After a heart attack, adopting either a low-fat or Mediterranean-style diet similarly and significantly benefits overall and cardiovascular health, research suggests.

The diets provide similar amounts of protein, carbohydrates, cholesterol, and unhealthy saturated fats, but a Mediterranean diet has higher amounts of "healthy" monounsaturated fats, particularly omega-3 fatty acids found in fish.

Either diet, when applied with equal intensity, can be an effective component of post-heart attack lifestyle changes, researchers say. Post-heart attack patients who followed these diets for 4 years significantly reduced their risk for subsequent cardiovascular events, Dr. Katherine R. Tuttle and colleagues found.

Moreover, compared with first heart attack patients receiving usual care, the risk for subsequent death or cardiovascular events, "was about 70 percent lower in dietary intervention participants," Tuttle told Reuters Health.

The findings are published in The American Journal of Cardiology.

Tuttle, of Sacred Heart Medical Center and the University of Washington School of Medicine in Spokane, Washington, and colleagues recruited 50 patients to actively follow the American Heart Association Step II diet (low-fat) and 51 to follow a Mediterranean-style diet.

The men and women had suffered their first heart attack within 6 weeks of enrolling in the study, and received individual and group dietary counseling for up to 24 months. They were also encouraged to exercise, lose weight and stop smoking if needed.

After 4 years, the researchers found that 8 individuals in each dietary intervention group had either a second heart attack, unstable angina (chest pain on exertion), or stroke. None had died.

When Tuttle's team assessed a similar group of 101 first-heart attack patients who did not participate in the study but received usual care, they found 33 with subsequent heart attack, heart failure, unstable angina, or stroke, and 7 deaths (3 heart-related).

These findings, though from a modestly sized study population, reflect "real-world" experience as participants bought and prepared their own foods, the researchers note.

Active participation in either a low-fat or a Mediterranean-style diet can be "prudent choices" in those at high-risk for cardiovascular events, Tuttle and colleagues conclude.

SOURCE: The American Journal of Cardiology, June 2008