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To live longer - eat less!

Scientists have known for a long time that animals fed diets which border on starvation live longer, but they are now saying that a particular gene is linked to calorie restriction.

3 May 2007

Use of antithrombotics means more intracerebral haemorrhagic stroke deaths in over 75s

A study suggests that the number of pensioners over 75 dying from intracerebral haemorrhagic stroke has increased in the last 25 years due to use of antithrombotic drugs.

2 May 2007

Serious illness among children with sickle cell disease reduced with pneumococcal conjugate vaccine

A vaccine introduced in 2000 has reduced by more than 90 percent the rate of a serious bacterial illness among young children with sickle cell disease (SCD), who are particularly susceptible to it, according to a new study that appears in the June 1 issue of Clinical Infectious Diseases and currently is available online.

2 May 2007

Recommended doses of ginseng, ginko biloba do not interfere with drug absorption

Recent findings that the widely-used herbal supplement Saint John's wort could dramatically affect the absorption and metabolism of many prescription and non-prescription drugs raised concerns that other popular herbal supplements might cause similar changes, thus significantly altering drugs, therapeutic or toxic effects.

2 May 2007

11 percent of American women smoke during pregnancy

The negative effects of nicotine exposure to their fetuses and newborns are significant.

2 May 2007

New way to target and potentially treat tumors

Research teams at Yale University and the University of Rhode Island have demonstrated a new way to target and potentially treat tumors using a short piece of protein that acts like a nanosyringe to deliver tags or therapy to cells, according to a report in the Proceedings of the National Academy of Sciences.

2 May 2007

No link between autism and celiac disease

Contrary to previous studies, autistic children are no more likely than other children to have celiac disease, according to new research that will be presented at the American Academy of Neurology's 59th Annual Meeting in Boston, April 28, May 5, 2007.

2 May 2007

New tool refines heart risk prediction

For about 10 years, the Framingham risk score has been used to estimate a person's chances of having a heart attack based on just six bits of information -- age, sex, total cholesterol, HDL cholesterol, smoking status, and systolic blood pressure.

2 May 2007

Statin drugs also may help reduce risk of heart failure

Statin drugs, known primarily for their ability to lower cholesterol, also may reduce the overactive sympathetic nervous system response that contributes to the worsening of heart failure and increases the risk of sudden cardiac death, two University of Missouri-Columbia researchers have found. Heart failure is the leading cause of morbidity and mortality in the United States.

2 May 2007

Migraines during pregnancy linked to vascular diseases

Migraines during pregnancy are strongly linked to vascular diseases, such as stroke and heart disease, according to research that will be presented at the American Academy of Neurology's 59th Annual Meeting in Boston, April 28, May 5, 2007.

2 May 2007

Laparoscopic gastric banding surgery improves insulin resistance

A new study examining the overall and gender-related effects of laparoscopic gastric banding surgery (LGBS) on insulin resistance, body composition, and metabolic risk markers six months post-surgery has found significant improvements in insulin resistance.

2 May 2007

Variants of two genes involved in the inflammatory system linked to cognitive decline after heart surgery

Duke University Medical Center researchers believe their findings could help physicians identify patients at risk of suffering mental decline after heart surgery and raises the possibility that these patients could be treated with drugs that are known to dampen the inflammatory response.

2 May 2007

Diesel exhaust fumes affect bone marrow blood flow

A new study finds that exposure to a chemical component of diesel exhaust particles can compromise the ability of resistance arteries to regulate blood flow to bone marrow.

2 May 2007

One out of four people don't know they have hypertension

High blood pressure is a major risk factor for heart attack, stroke, and renal failure, but one out of four people don't even know they have it.

2 May 2007

Higher calcium and vitamin D intake linked to brain lesions in seniors

Elderly men and women who consumed higher levels of calcium and vitamin D are significantly more likely to have greater volumes of brain lesions, regions of damage that can increase risk of cognitive impairment, dementia, depression and stroke.

2 May 2007

Efforts to standardize heart care are working

People who suffer a heart attack or severe chest pain today are much less likely to die, or to experience long-lasting effects, than their counterparts even a few years ago, according to a new international study in the May 3 issue of the Journal of the American Medical Association.

2 May 2007