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ScienceDaily: Top Health News |
ADHD kids can be still, if they're not straining their brains Posted: 18 Sep 2017 07:22 PM PDT Lack of motivation or boredom with school isn't to blame for squirming by children with Attention Deficit Hyperactivity Disorder. Symptoms such as fidgeting, foot-tapping and chair-swiveling are triggered by cognitively demanding tasks - like school and homework. But movies and video games don't typically require brain strain, so the excessive movement doesn't manifest. |
Taking a break from dieting may improve weight loss Posted: 18 Sep 2017 07:22 PM PDT Avoiding continuous dieting may be the key to losing weight and keeping the kilos off, the latest research shows. Researchers showed in a randomized controlled trial, that taking a two-week break during dieting may improve weight loss. |
Blood tests: Sound waves separate biological nanoparticles for 'liquid biopsies' Posted: 18 Sep 2017 01:34 PM PDT A prototype device developed by an international team of engineers can sift exceedingly tiny particles called exosomes from blood samples without having to send samples off to a lab. The device, which combines acoustic cell-sorting and microfluidic technologies, could be a boon to both scientific research and medical applications. |
Urine output to disease: Study sheds light on the importance of hormone quality control Posted: 18 Sep 2017 01:34 PM PDT A discovery about the endoplasmic reticulum in hormone-producing cells shed lights on water balance under normal physiology and could open doors to better understanding of diseases related to misfolded proteins. |
Potential pathway to treat flesh-eating bacteria Posted: 18 Sep 2017 01:33 PM PDT Researchers have solved a 100-year-old mystery, providing them a possible key to unlock a pathway for treating diseases caused by flesh-eating bacteria. Medical researchers have found a critical target on which to focus for developing a potential Group A Streptococcus vaccine or antibiotic to fight it. By manipulating this target, they hope to either reduce the severity of these infections or clear them up faster. |
New self-powered paper patch could help diabetics measure glucose during exercise Posted: 18 Sep 2017 01:33 PM PDT A new paper-based sensor patch developed by researchers at Binghamton University, State University of New York could allow diabetics to effectively measure glucose levels during exercise. |
How patients are likely to respond to DNA drugs Posted: 18 Sep 2017 11:31 AM PDT Research could lead to improvements in treating patients with diseases caused by mutations in genes, such as cancer, cystic fibrosis and potentially up to 6,000 other inherited conditions. |
Reliance on 'gut feelings' linked to belief in fake news Posted: 18 Sep 2017 11:21 AM PDT People who tend to trust their intuition or to believe that the facts they hear are politically biased are more likely to stand behind inaccurate beliefs, a new study suggests. |
HIV risk and individual and community level educational status Posted: 18 Sep 2017 11:21 AM PDT African-American men who have sex with men (MSM) remain at heightened risk for HIV infection and account for the largest number of African-Americans living with HIV/AIDS. It has long been understood that there is a clear and persistent association between poverty, transactional sex behavior, and HIV risk. A new study has investigated how educational status relates to HIV risk in this population. |
Why bad sleep doesn't always lead to depression Posted: 18 Sep 2017 10:27 AM PDT Poor sleep is both a risk factor, and a common symptom, of depression. But not everyone who tosses and turns at night becomes depressed. Individuals whose brains are more attuned to rewards may be protected from the negative mental health effects of poor sleep, says a new study. |
Controlling movement like a dimmer switch Posted: 18 Sep 2017 10:27 AM PDT New research identifies a motor pathway between the forebrain and brainstem that works like a dimmer switch to regulate swimming speed in the sea lamprey -- a primitive, jawless fish with an eel-like body studied by neuroscientists as a model of the vertebrate nervous system. Dysfunction of this pathway, which is likely present in mammals potentially including humans, may contribute to the symptoms of movement disorders such as Parkinson's disease. |
People's love of the seas could be the key for plastic pollution solution Posted: 18 Sep 2017 10:27 AM PDT Tapping into the public's passion for the ocean could be the key to reducing the threats to it posed by plastic pollution. |
Re-interventions are common in long-term survivors of childhood heart operation Posted: 18 Sep 2017 09:35 AM PDT Among patients who undergo childhood heart surgery for the severe birth defect single-ventricle disease, two-thirds of survivors require a surgical or catheter-based procedure within 20 years. Pediatric cardiology researchers note that doctors should counsel families about the likelihood of re-interventions. |
To predict how climate change will affect disease, researchers must fuse climate science and biology Posted: 18 Sep 2017 09:35 AM PDT To predict how climate change will affect disease, researchers must fuse climate science and biology, according to a new review. |
Myth Debunked that OCD Is Associated With Superior Intelligence Posted: 18 Sep 2017 09:35 AM PDT Researchers conducted a meta-analysis of all the available literature on IQ in OCD samples versus non-psychiatric controls (98 studies), and found that contrary to the prevailing myth, OCD is not associated with superior IQ, but with normative IQ that is slightly lower compared to control samples. The authors suggested that the small reduction in IQ scores in OCD sufferers may be largely attributed to OCD-related slowness and not to intellectual ability. |
Eight children born after uterus transplants Posted: 18 Sep 2017 09:35 AM PDT Eight children born -- and the first robot-assisted operation performed. These are some of the results of 18 years of research on uterus transplants. |
New assay leads to step toward gene therapy for deaf patients Posted: 18 Sep 2017 09:35 AM PDT Scientists at have taken an important step toward gene therapy for deaf patients by developing a way to better study a large protein essential for hearing and finding a truncated version of it. |
MicroRNA helps cancer evade immune system Posted: 18 Sep 2017 09:35 AM PDT Researchers have discovered how oxygen-deprived tumors survive body's immune response, explains a new report. |
Biologists identify gene involved in kidney-related birth defects Posted: 18 Sep 2017 09:35 AM PDT Researchers have identified a gene linked to rare kidney-related birth defects. When working properly, a gene called GREB1L activates a cascade of signals that ultimately tells other genes what they need to do to create a kidney. |
Budget cigarettes linked to higher infant mortality rates in EU countries Posted: 18 Sep 2017 08:42 AM PDT Scientists already know that high cigarette prices reduce smoking rates, and that levels of smoking affect infant mortality. However until now, there have been no studies to explore the link between cigarette price differentials and infant mortality. |
Suffocation risk from small hard sugar balls Posted: 18 Sep 2017 08:18 AM PDT Researchers assessed the possible health risks of large hard sugar balls back in 2010. The focus was in particular on the size from which the balls (when sucked to a small size) can slide from the oral cavity into the throat under unfavorable circumstances, resulting a blocking of the airways. |
Video game boosts sex health IQ and attitudes in minority teens Posted: 18 Sep 2017 08:18 AM PDT A video game to promote health and reduce risky behavior in teens improves sexual health knowledge and attitudes among minority youth, according to a new study. The findings validate the value of the video game as a tool to engage and educate teens at risk for HIV and other sexually transmitted infections, said the researchers. |
Genomic recycling: Ancestral genes take on new roles Posted: 18 Sep 2017 08:18 AM PDT One often hears about the multitude of genes we have in common with chimps, birds or other living creatures, but such comparisons are sometimes misleading. The shared percentage usually refers only to genes that encode instructions for making proteins -- while overlooking regulatory genes, which nonetheless make up a large part of the genome. |
How bacteria hinder chemotherapy Posted: 18 Sep 2017 07:06 AM PDT Scientists have found bacteria in pancreatic tumors that metabolize a common drug, explains a new report. |
Altitude training for cancer-fighting cells Posted: 18 Sep 2017 07:06 AM PDT Oxygen starvation could toughen up immune T cells for cancer immunotherapy, reports a team of investigators. |
Antimalarial drug combined with light sensitive molecules for promising treatment of cancer Posted: 18 Sep 2017 06:33 AM PDT Scientists have discovered that a combination of artemisinin, which is a potent anti-malarial drug, and aminolaevulinic acid, which is a photosensitizer, could kill colorectal cancer cells and suppress tumor growth more effectively than administering artemisinin alone. This novel combination therapy could also have fewer side effects. |
Cells programmed like computers to fight disease Posted: 18 Sep 2017 06:33 AM PDT Cells can be programmed like a computer to fight cancer, influenza, and other serious conditions -- thanks to a breakthrough in synthetic biology. |
5,000 deaths annually from Diesel-gate in Europe Posted: 18 Sep 2017 06:33 AM PDT Excess emissions from diesel cars cause about 5,000 premature deaths annually across Europe, a new study shows. Higher exposure to secondary particles and ozone can be traced back to excess NOx emissions from diesel cars, vans and light commercial vehicles. With the EU's vehicle emission limits achieved on the road about 5,000 premature deaths could be avoided annually. If diesel cars emitted as little NOx as petrol cars, about 7,500 premature deaths could be avoided annually. |
Parents not confident schools can assist child with chronic disease, mental health Posted: 18 Sep 2017 06:08 AM PDT Most parents are sure schools would be able to provide basic first aid but are less confident about a school's ability to respond to more complex health situations, such as an asthma attack or mental health problem. |
People with schizophrenia are dying younger Posted: 18 Sep 2017 06:08 AM PDT People with schizophrenia have a mortality rate that is three times greater each year than those without schizophrenia, and die on average, eight years earlier than people without schizophrenia according to a new study. |
A fat-regulating enzyme could hold the key to obesity, diabetes, cancer, other diseases Posted: 18 Sep 2017 06:07 AM PDT It had already been known that the enzyme known as phosphatidic acid phosphatase plays a crucial role in regulating the amount of fat in the human body. Controlling it is therefore of interest in the fight against obesity. But scientists have now found that getting rid of the enzyme entirely can increase the risk of cancer, inflammation and other ills. |
Congenital hyperinsulinism: A serious yet poorly understood condition Posted: 18 Sep 2017 06:07 AM PDT Diabetes is characterized by a deficiency of insulin. The opposite is the case in congenital hyperinsulinism: patients produce the hormone in excessive quantities. This leads to chronic hypoglycemia. The disorder can lead to serious brain damage and even death in the worst cases. |
Genetically altered mice bear some hallmarks of human bipolar behavior Posted: 18 Sep 2017 06:07 AM PDT Researchers have genetically engineered mice that display many of the behavioral hallmarks of human bipolar disorder, and that the abnormal behaviors the rodents show can be reversed using well-established drug treatments for bipolar disorder, such as lithium. |
Posted: 18 Sep 2017 06:07 AM PDT Researchers find a way to reduce replication of the AIDS virus in the gastrointestinal tract. |
Membrane vesicles released by bacteria may play different roles during infection Posted: 18 Sep 2017 06:07 AM PDT Bacteria release membrane-derived vesicles (MVs), which are small particles that can transport virulence factors to neighboring bacteria or to the cells of a mammalian host. This special MV-based system for delivering toxic proteins and nucleic acids in a protected manner to the target cells may have different specific functions depending on whether the bacterium acts as an extracellular or intracellular pathogen. |
Vaping doubles risk of smoking cigarettes for teens Posted: 18 Sep 2017 06:07 AM PDT Teenagers who try e-cigarettes double their risk for smoking tobacco cigarettes, according to a new study. The study found that students in grades seven to 12 who had tried an e-cigarette are 2.16 times more likely to be susceptible to cigarette smoking. |
American Academy of Pediatrics announces its first recommendations on tattoos, piercings Posted: 18 Sep 2017 06:06 AM PDT Tattoos and body piercings are an increasingly popular form of self-expression, but it is important for young people to carefully consider the consequences and potential risks associated with body modifications, according to the first clinical report on the topic. |
Insult to injury: US workers without paid sick leave suffer from mental distress Posted: 15 Sep 2017 11:41 AM PDT Only seven states in the US have mandatory paid sick leave laws, yet, 15 states have passed preemptive legislation prohibiting localities from passing sick leave. Paid sick leave is gaining momentum as a social justice issue with important implications for health and wellness. But what are the implications for the mental well-being of Americans without paid sick leave? A new study is the first to show the link between mental distress and paid sick leave among US workers. |
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