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Real-time 3-D ultrasound in nerve blockade speeds patient recovery

Mayo Clinic physicians have adapted real-time 3-D ultrasound imaging devices -- including one designed to look at an infant's heart -- so that they can watch as they use a needle filled with anesthetic to numb individual nerves located inches under the skin.

16 Jul 2007

Things that can trigger heart attacks, strokes and cardiac arrests

Heart attacks, strokes, and cardiac arrests seem like they come out of the blue, but most don't.

13 Jul 2007

Emotional memories can be suppressed with practice

A new University of Colorado at Boulder study shows people have the ability to suppress emotional memories with practice, which has implications for those suffering from conditions ranging from post-traumatic stress disorder to depression.

13 Jul 2007

Bak protein's deadly double whammy

When a cell is seriously stressed, say by a heart attack, stroke or cancer, a protein called Bak just may set it up for suicide, researchers have found.

13 Jul 2007

Link between increased blood pressure and decreased pain perception

New research published in Psychophysiology finds a relationship between increased blood pressure and decreased pain perception in a variety of circumstances, including among individuals with heart disease.

11 Jul 2007

Uncooked fish linked with liver cancer in Asia

An age old preference for eating uncooked fish dishes like koi-pla puts people in SE Asia at risk of ingesting trematodes that can cause a type of liver cancer called cholangiocarcinoma (cancer of the bile ducts), say researchers in this week's PLoS Medicine.

10 Jul 2007

No compelling evidence that meditation has therapeutic value

While it's not likely to do you any harm, there is also no compelling evidence that meditation has therapeutic value, says a new report from the University of Alberta.

10 Jul 2007

Balanced diet keeps asthma away

Teenagers who forego a healthy and balanced diet may have a harder time catching their breath.

10 Jul 2007

Autophagy may accelerate decompensated heart failure

Autophagy, a normal process by which cells eat their own proteins to provide needed resources to the body in times of stress, may paradoxically cause harm to hearts already weakened by disease, researchers from UT Southwestern Medical Center have found.

9 Jul 2007

Exercise reduces inflammation

Although a number of studies have suggested that regular exercise reduces inflammation a condition that is predictive of cardiovascular and other diseases, such as diabetes it is still not clear whether there is a definitive link.

9 Jul 2007

Discovery of enzyme critical in DNA replication

In this week's issue of Science, researchers from the National Institute of Environmental Health Sciences (NIEHS) and Umea University in Sweden report an important discovery about a critical new role that an enzyme called DNA polymerase epsilon plays in replicating DNA in higher organisms such as yeast and perhaps even humans.

9 Jul 2007

Leading-edge treatment for Crohn's disease at Pediatric Infusion Center

Seventeen-year-old Eliot Drieband explains what it's like to have Crohn's disease - a type of inflammatory bowel disease - in the same matter-of-fact way she describes preparing for an advanced placement exam, working on the school newspaper, starting an organ donor awareness club for teens and being a peer counselor for other kids facing chronic, life-altering illnesses.

9 Jul 2007

Smoking cessation clinics provide a new opportunity to detect early carbon monoxide poisoning

Results from routine carbon monoxide (CO) testing in the breath of people attending such clinics or GP support services can alert healthcare professionals to patients who are suffering from chronic, low-level CO poisoning.

9 Jul 2007

Live donors have genuine concerns with insurance problems

According to a new review in American Journal of Transplantation, people who donate their kidney or part of their liver to help someone else may themselves encounter difficulty with life and health insurance, despite insurance companies saying otherwise.

4 Jul 2007

Risk-taking in infertility treatment correlates with women's negative moods

A study of women's moods during IVF has found a strong relationship between negative mood and multiple embryo transfer, a scientist told the 23rd annual conference of the European Society of Human Reproduction and Embryology (Tuesday 3 July).

4 Jul 2007

Chronic insomnia can lead to anxiety and depression

Everyone has an occasional night of bad sleep. For most people, insomnia lasts only a few days and goes away without treatment.

4 Jul 2007

Men physcologically affected by fertility problems as much as women

Although most psychosocial research into infertility is centred round the unhappiness it causes women, men suffer just as much, a scientist will tell the 23rd annual conference of the European Society of Human Reproduction and Embryology today (Wednesday 4 July).

4 Jul 2007

Protein dysferlin critical for resealing heart muscle cell membranes

During vigorous exercise, heart muscle cells take a beating. In fact, some of those cells rupture, and if not for a repair process capable of resealing cell membranes, those cells would die and cause heart damage (cardiomyopathy).

4 Jul 2007

Researchers step toward a Creutzfeldt-Jakob disease test

Researchers have shown that a recently developed laboratory method to amplify prions (Protein Misfolding Cyclic Amplification) can be applied to variant CJD (Creutzfeldt-Jakob Disease).

4 Jul 2007

Complementary therapies in assisted reproduction may diminish the effectiveness of medical treatment for infertility in women

Many women use complementary or alternative therapies (CATs) to resolve fertility problems, even though there is little evidence that they are effective.

4 Jul 2007