الثلاثاء، 7 يناير 2014

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News


Meditation for anxiety, depression?

Posted: 06 Jan 2014 04:00 PM PST

Some 30 minutes of meditation daily may improve symptoms of anxiety and depression, a new analysis of previously published research suggests.

New compounds discovered that are hundreds of times more mutagenic

Posted: 06 Jan 2014 10:32 AM PST

Researchers have discovered novel compounds produced by certain types of chemical reactions -- such as those found in vehicle exhaust or grilling meat -- that are hundreds of times more mutagenic than their parent compounds which are known carcinogens. These compounds were not previously known to exist.

Costs for complications from cancer surgical care extremely high

Posted: 06 Jan 2014 10:32 AM PST

Although complications from surgical care for cancer patients may seem infrequent, the costs associated with such outcomes are extremely high, according to researchers.

Research proposes alternative therapy against lung cancer

Posted: 06 Jan 2014 10:31 AM PST

Mexican research is seeking to strengthen patients' immune system and fortify treatment for lung cancer.

New technique targets specific areas of cancer cells with different drugs

Posted: 06 Jan 2014 10:27 AM PST

Researchers have developed a technique for creating nanoparticles that carry two different cancer-killing drugs into the body and deliver those drugs to separate parts of the cancer cell where they will be most effective.

Stimulating brain cells stops binge drinking, animal study finds

Posted: 06 Jan 2014 07:37 AM PST

Researchers have found a way to change alcohol drinking behavior in rodents, using the emerging technique of optogenetics, which uses light to stimulate neurons.

Laying money on the line leads to healthier food choices over time

Posted: 06 Jan 2014 07:37 AM PST

People are more likely to choose healthy options at the grocery store if they use the risk of losing their monthly healthy food discount as a motivational tool, according to new research.

Released inmates need programs to meet basic, mental health needs, study shows

Posted: 06 Jan 2014 07:37 AM PST

When inmates with severe mental illness are released from jail, their priority is finding shelter, food, money and clothes. Even needs as basic as soap and a place to bathe can be hard to come by for people leaving jail, according to a new study.

Loving touch critical for premature infants

Posted: 06 Jan 2014 06:44 AM PST

The benefit that premature infants gain from skin-to-skin contact with their mothers is measurable even 10 years after birth, reports a new study. Physical contact with babies is essential for their physical and psychological development. This lesson has been learned the hard way, as infants neglected in hospitals and orphanages developed many problems, ranging from depression to a more global failure to thrive.

Dietary fibers protect against asthma, study suggests

Posted: 06 Jan 2014 06:44 AM PST

The Western diet probably has more to do with the asthma epidemic than has been assumed so far, because developing asthma is related to the amount of fruit and vegetables consumed. Gut bacteria ferment the dietary fibers contained in them and fatty acids enter the blood as a result, influencing the immune response in the lungs. This has been shown by a Swiss research project.

Suicide risk doesn't differ in children taking two types of commonly prescribed antidepressants

Posted: 06 Jan 2014 06:40 AM PST

A study released today shows there is no evidence that the risk of suicide differs with two commonly prescribed antidepressants prescribed to children and adolescents.

Online colorectal cancer risk calculator

Posted: 03 Jan 2014 05:45 PM PST

CRC-PRO, or Colorectal Cancer Predicted Risk Online, is designed to help both patients and physicians determine when screening for colorectal cancer is appropriate. Current guidelines recommend patients are screened at the age of 50. However, with this new tool, physicians will be better able to identify who is truly at risk and when screenings for patients are necessary.

Sex matters for microbes

Posted: 03 Jan 2014 05:45 PM PST

Researchers have observed mating for the first time in the microbes responsible for African sleeping sickness.

Disparities run deep: Parkinson's patients utilization of deep brain stimulation treatment reduced in demographic groups

Posted: 03 Jan 2014 09:12 AM PST

Among Parkinson's disease (PD) patients, female, black, and Asian patients are substantially less likely to receive proven deep brain stimulation (DBS) surgery to improve tremors and motor symptoms, according to a new report, which identified considerable disparities among Medicare recipients receiving DBS for Parkinson's disease.

Research into fruit fly cells could lead to cancer insights

Posted: 02 Jan 2014 08:31 AM PST

New research has shown that cells demonstrate remarkable flexibility and versatility when it comes to how they divide -- a finding with potential links to the underlying causes of many cancers.

Want a good night's sleep in the New Year? Quit smoking

Posted: 02 Jan 2014 08:31 AM PST

As if cancer, heart disease and other diseases were not enough motivation to make quitting smoking your New Year's resolution, here's another wake-up call: New research suggests that smoking disrupts the circadian clock function in both the lungs and the brain. Translation: Smoking ruins productive sleep, leading to cognitive dysfunction, mood disorders, depression and anxiety.

Reduced lung function in children with childhood wheezing linked to weight gain

Posted: 02 Jan 2014 08:22 AM PST

Overweight and obesity are significant risk factors for reduced lung function in school-aged children with a history of early childhood wheezing, according to a study. The results also showed that the use of inhaled corticosteroids for asthma in childhood may result in reduced bone mineral density in early teenage years.

Study on pregnancy, alcohol fails to take psychological factors into account

Posted: 02 Jan 2014 08:22 AM PST

"It is OK to drink a little bit of alcohol during pregnancy" or "a pregnant woman should not touch alcohol at all during her pregnancy". These statements represent the contradictory conclusions that large population studies on pregnancy and alcohol can reach.

Fatigued nurses more likely to regret their clinical decisions, study shows

Posted: 02 Jan 2014 08:20 AM PST

Nurses impaired by fatigue, loss of sleep, daytime sleepiness and an inability to recover between shifts are more likely to express concern that they made a wrong decision about a patient's care, according to a study.

Survival rates similar for gunshot, stabbing victims whether brought to the hospital by police or EMS

Posted: 02 Jan 2014 08:20 AM PST

A new study has found no significant difference in adjusted overall survival rates between gunshot and stabbing (so-called penetrating trauma injuries) victims in Philadelphia whether they were transported to the emergency department by the police department or the emergency medical services (EMS) division of the fire department.

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