The heart: Digital or analog? Researchers shed dramatic new light on disorders of heart bioelectricity

Scientists at the Virginia Tech Carilion Research Institute (VTCRI) have found evidence that may disrupt conventional understanding about how electrical activity travels in the heart—a discovery that potentially can lead to new insight into medical problems such as heart arrhythmia and sudden cardiac death. The research study, now online but scheduled to appear as a final version on Tuesday, Sept. […]

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From sexting to breaking up, texting can bring us close or drive us apart, studies find

Texting has the power to both help and hinder our relationships, whether we’re tapping our fingers to stay in touch or using our smartphones to avoid difficult situations, according to research on texting and sexting presented at the annual convention of the American Psychological Association. For instance, couples with similar texting habits tend to be happier and more fulfilled, according […]

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To share or not to share? Physiological and social determinants of children’s sharing behavior

When are primary school children willing to share valuable resources with others and when are they not? A team of researchers from the University of Vienna led by cognitive biologist Lisa Horn investigated this question in a controlled behavioural experiment. The motivation to share seems to be influenced by group dynamical and physiological factors, whereas friendship between the children seems […]

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Learning music or speaking another language leads to more efficient brains

Whether you learn to play a musical instrument or speak another language, you’re training your brain to be more efficient, suggests a Baycrest study. Researchers found that musicians and people who are bilingual utilized fewer brain resources when completing a working memory task, according to recently published findings in the journal, Annals of the New York Academy of Sciences. Individuals […]

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More than one in 20 US children and teens have anxiety or depression

About 2.6 million American children and adolescents had diagnosed anxiety and/or depression in 2011-12, reports an analysis of nationwide data in the Journal of Developmental & Behavioral Pediatrics, the official journal of the Society for Developmental and Behavioral Pediatrics. The number of children with diagnosed anxiety – but not depression – has increased in recent years, according to the new […]

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Primary care doctors may be unsure when kids’ bad moods are serious or not

All children have moments of moodiness, but family medicine doctors and pediatricians may doubt their abilities to tell the difference between normal irritability and possibly bigger issues, according to Penn State researchers. When the researchers interviewed a group of health care providers, they found that the primary care providers and pediatricians were less confident than the child and adolescent psychiatrists […]

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Red or blue in the face? Study says conservatives show less emotion

If playing in a high-stakes poker game, it may be better to face opponents on the liberal side of the political spectrum. That’s because new research from the University of Nebraska–Lincoln has demonstrated a correlation between political ideology and facial expressivity: Conservatives have better poker faces, while liberals may allow more tells. Previous research has shown that people can identify […]

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