Many people who were severely stressed after the 9/11 terror attacks have been diagnosed with heart problems, according to a new study.

Extremely stressful events "may precipitate biological processes that increase one's risk of developing cardiovascular ailments," says the study published in the January issue of Archives of General Psychiatry

People with restless legs syndrome (RLS) are twice as likely to have a stroke or heart disease and the risk is greatest in those with the most frequent and severe symptoms, researchers say.

Most people with RLS have as many as 200 to 300 periodic leg movements per night of sleep

Drinking wine could cut the risk of developing Alzheimer's disease. New research involving 1,445 people, aged 65 to 84 years old, suffering from mild cognitive impairment, indicated that taking a glass of wine a day could significantly delay progression of dementia or the risk of developing Alzheimer's disease.

According to lead researcher Vincenzo Solfizzi of the University of Bari in Italy, this study backs up other observations that "drinking moderate amounts of alcohol may protect the brains from stroke and vascular dementia

Physically fit men and women who were overweight or obese had a lower risk of death than those who were of normal weight but had low fitness levels, according to researchers at the University of South Carolina's Arnold School of Public Health.

The 12-year Aerobics Center Longitudinal Study at the Cooper Clinic in Dallas, Texas, found that adults over age 60 who died were older, had lower fitness levels, were fatter and had more cardiovascular risk factors than survivors

A doctor, who heads a government-sponsored study in Japan said Monday, that people, especially older women, who regularly eat traditional Japanese-soy-based food regularly, reduced the risks of heart disease.

In the research, it showed that soybeans, which was eaten as tofu, miso soup or "natto", a Japanese fermented beans, contained high level of isoflavones, a natural and good source of estrogen, which is similar to the female hormone