الثلاثاء، 4 فبراير 2014

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News

Helping young adults with neurodevelopmental disabilities

Posted: 03 Feb 2014 10:15 AM PST

In a new study, researchers address shortcomings in transitional care in the Canadian healthcare system. The team identified important challenges in the transition from pediatric to adult health care, especially among youth with neurodevelopmental disabilities (such as autism spectrum disorders, fetal alcohol spectrum disorders and cerebral palsy).

Genetic function of tumor suppressor gene discovered; could offer new avenue to cancer therapies

Posted: 03 Feb 2014 09:28 AM PST

Researchers have discovered a genetic function that helps one of the most important "tumor suppressor" genes to do its job and prevent cancer. Finding ways to maintain or increase the effectiveness of this gene could offer an important new avenue for human cancer therapies.

Researchers Advance Findings on Key Gene Related to Cancer Metastasis

Posted: 03 Feb 2014 07:10 AM PST

Researchers report that the disabling of two key genes, SSeCKS/AKAP12 and Rb, led to early development of prostate cancer and was also associated with high rates of metastasis to nearby lymph nodes.

As the temperature drops, risk of fracture rises

Posted: 03 Feb 2014 07:10 AM PST

Record-setting winter weather in the U.S. has led to lots of road condition advisories, but could there also be a slip and fall alert?

Painting robot lends surgeons a hand in the operating room

Posted: 03 Feb 2014 07:09 AM PST

A robotic painting arm has been developed that could one day lend doctors a hand in practicing complex, robot-assisted surgeries without having to step foot in an operating room.

'Blueprint for action' issued to combat shortages of life-saving drugs

Posted: 03 Feb 2014 06:38 AM PST

A group of prominent healthcare experts including bioethicists, pharmacists, policymakers and cancer specialists have proposed concrete steps for preventing and managing a nightmare scenario that is becoming all too common: shortages of life-saving drugs.

Common colds during pregnancy may lead to childhood asthma

Posted: 03 Feb 2014 06:34 AM PST

Women that are pregnant may want to take extra precaution around those that are sniffling and sneezing this winter. According to a new study published today, the more common colds and viral infections a woman has during pregnancy, the higher the risk her baby will have asthma.

Whether you lose or gain weight depends on weekdays

Posted: 03 Feb 2014 05:45 AM PST

Almost everyone loses weight on weekdays and gains weight on weekends. What separates the slim from the heavy isn't how much more they gain on weekends. It's how much they lose during the weekdays. In this study, researchers look into the impact that the seven-days-a-week human cycle has on weight.

Women 35 and older are at decreased risk to have anatomically abnormal child, study suggests

Posted: 03 Feb 2014 05:45 AM PST

In a new study, researchers report that women ages 35 and older are at a decreased risk of having a child with a major congenital malformation, after excluding chromosomal abnormalities.

Hardships explain much of hospital asthma readmissions among black children, teens

Posted: 03 Feb 2014 05:42 AM PST

Black children are twice as likely as white children to be readmitted to the hospital for asthma -- a disparity due in large part to a greater burden of financial and social hardships, according to a new study.

For young African-Americans, emotional support buffers biological toll of racial discrimination

Posted: 03 Feb 2014 05:42 AM PST

A new study has found that African-American youth who report experiencing frequent discrimination during adolescence are at risk for developing chronic diseases like heart disease in later years. The study, which looked at 331 rural youth living in Georgia, found that emotional support from parents and peers can protect from the effects of allostatic load -- biological wear and tear due to exposure to repeated stress.

Vitamin C and E supplements may hamper endurance training, study suggests

Posted: 03 Feb 2014 05:40 AM PST

Vitamin C and E supplements may blunt the improvement of muscular endurance -- by disrupting cellular adaptions in exercised muscles, suggests a new study.

High media use, reduced sleep, low activity: Adolescents at 'invisible' risk of mental ill-health

Posted: 03 Feb 2014 05:40 AM PST

Adolescents with high media use, reduced sleep and low physical activity comprise an 'invisible-risk' group that has high prevalence of psychiatric symptoms, according to a large international study.

Your brain is fine-tuning its wiring throughout your life

Posted: 03 Feb 2014 05:38 AM PST

The white matter microstructure, the communication pathways of the brain, continues to develop/mature as one ages. Studies link age-related differences in white matter microstructure to specific cognitive abilities in childhood and adulthood.

Beliefs about HPV vaccine do not lead to initiation of sex or risky sexual behavior among teen girls, young women, study shows

Posted: 03 Feb 2014 05:36 AM PST

A new study may alleviate concerns that the human papillomavirus (HPV) vaccine leads to either the initiation of sex or unsafe sexual behaviors among teenage girls and young women.

Tighter economic regulation needed to reverse obesity epidemic, study suggests

Posted: 02 Feb 2014 03:48 PM PST

Using a novel method, researchers present new findings on the association between the rise in obesity and the increase in fast-food consumption over a 10-year period in affluent countries. It shows how important public policies are for addressing the epidemic of obesity.

Split decision: Stem cell signal linked with cancer growth

Posted: 02 Feb 2014 10:23 AM PST

Researchers have identified a protein critical to hematopoietic stem cell function and blood formation. The finding has potential as a new target for treating leukemia because cancer stem cells rely upon the same protein to regulate and sustain their growth.

Quicker, cheaper way to detect staph in the body

Posted: 02 Feb 2014 10:23 AM PST

Watch out, infection. Researchers have crated a probe that can identify staph bacteria before symptoms appear. The probe is noninvasive and is expected to be cheaper and faster than current diagnostic techniques.

Red alert: Body kills 'spontaneous' blood cancers on a daily basis

Posted: 02 Feb 2014 10:23 AM PST

Immune cells undergo 'spontaneous' changes on a daily basis that could lead to cancers if not for the diligent surveillance of our immune system, scientists have found.

Making your brain social: Identifying brain connections that lead to social behavior

Posted: 02 Feb 2014 10:22 AM PST

Scientists have identified, for the first time, a way in which the decreased functional connectivity seen in the brain of many people with autism can come about: it can be caused by cells called microglia failing to trim connections between neurons, researchers demonstrate in a study published.

Lowest malaria diagnoses reported among service members in 10-year surveillance period

Posted: 31 Jan 2014 08:07 PM PST

Thirty U.S. service members were diagnosed and/or reported with malaria during 2013, the lowest number during a 10-year surveillance period, according to new analysis.

DNA of peanut-allergic kids changes with immune therapy, study finds

Posted: 31 Jan 2014 12:02 PM PST

Treating a peanut allergy with oral immunotherapy changes the DNA of the patient's immune cells, according to a new study. The DNA change could serve as the basis for a simple blood test to monitor the long-term effectiveness of the allergy therapy.

Report outlines progress, challenges in childhood cancer

Posted: 31 Jan 2014 10:07 AM PST

A new report from the American Cancer Society outlines progress made and challenges that remain in fighting childhood cancer.

'Nutrition facts' food labels ready for a facelift

Posted: 31 Jan 2014 10:05 AM PST

It has been twenty years since federal law made Nutrition Facts a required part of food packages. The Food and Drug Administration, which is responsible for the design and content of Nutrition Facts, says knowledge about nutrition has advanced in the past two decades, and that label changes to reflect the new information may be on the way.

New weapon fights drug-resistant tumors hiding in bone marrow

Posted: 31 Jan 2014 10:05 AM PST

Biologists identify a drug that can help wipe out reservoirs of cancer cells in bone marrow.

Divorce rate cut in half for newlyweds who discussed five relationship movies

Posted: 31 Jan 2014 10:05 AM PST

Discussing five movies about relationships over a month could cut the three-year divorce rate for newlyweds in half, researchers report. The study, involving 174 couples, is the first long-term investigation to compare different types of early marriage intervention program

One of the major genes responsible for female differentiation discovered

Posted: 31 Jan 2014 05:34 AM PST

Researchers have just uncovered one of the major genes responsible for female differentiation: FOXL2. Not only does this gene activate differentiation in the ovary, but it also blocks the expression of male genes within the developing ovary. These results will help further understanding with regards to certain cases of infertility in female livestock and women.

New study finds differences in concussion risk between football helmets

Posted: 30 Jan 2014 06:08 PM PST

Football helmets can be designed to reduce the risk of concussions, according to a new study by some of the nation's leading concussion researchers.

Third-hand smoke just as deadly as first-hand smoke, study finds

Posted: 30 Jan 2014 04:04 PM PST

Do not smoke and do not allow yourself to be exposed to smoke because second-hand smoke and third-hand smoke are just as deadly as first-hand smoke, say scientists who conducted the first animal study of the effects of third-hand smoke.

Independent association between diabetes, depression, and impulse control disorders including binge-eating, bulimia, study shows

Posted: 30 Jan 2014 04:04 PM PST

New research published today shows that depression and impulse control disorders (eating disorders in particular) are independently associated with diabetes diagnosis, after adjustment for presence of other mental disorders.

Database created to examine vast resources of health legacy foundations

Posted: 30 Jan 2014 01:44 PM PST

Local communities can expect the number and asset size of philanthropic foundations to increase, due to the rise in health care consolidations driven by health care reform. In the past, assets of this kind may have been underused and at times, even undocumented. A new database of such foundations has been created to help bridge this gap.

Components in C. diff identified that may lead to better treatment

Posted: 30 Jan 2014 01:44 PM PST

Researchers have identified components in Clostridium difficile (C. diff) that may lead to new diagnostic tools, and ultimately more timely and effective treatment for this often fatal infection. C. diff is a spore-forming bacterium that causes severe diarrhea and is responsible for 14,000 deaths annually in the US.

Could your relationship with your mom increase your child's chances of obesity?

Posted: 30 Jan 2014 12:29 PM PST

Could the quality of your attachment to your parents affect your own child's risk for obesity? A new study says it can.
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