Uncategorized The perils of too much extroversion

The perils of too much extroversion

Extroverts are often seen as natural leaders in organizations. But a new study suggests that some leaders may have too much of a good thing. Researchers found that informal leaders were better liked and more sought after for advice when they hit a middle “sweet spot” on levels of assertiveness and warmth, two facets of …

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Uncategorized A new method to select treatment for advanced prostate cancer

A new method to select treatment for advanced prostate cancer

Researchers at Karolinska Institutet in Sweden have identified blood-based biomarkers that may determine which patients will benefit from continued hormonal therapy for advanced prostate cancer. The results are published in the journal JAMA Oncology. The researchers envision that this discovery may eventually result in a test that contributes to a more personalised treatment of the …

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Uncategorized How our brain generates and loses consciousness

How our brain generates and loses consciousness

Medically-induced loss of consciousness (mLOC) during anesthesia is associated with a break-down of brain connectivity at the anatomical macro scale – across cortical areas – yet what role brain micro circuitry plays in LOC remains unclear. How does our brain generate our consciousness? And why do we lose it during anesthesia? Influential theories suggest that …

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Uncategorized Do environmental pollutants impact cellular signs of aging?

Do environmental pollutants impact cellular signs of aging?

Researchers in the ACS journal Environmental Science & Technology report that although pollutant exposure can affect two hallmarks of aging in people (mitochondrial DNA content and telomere length), the results are not so clear-cut. Some environmental pollutants cause mitochondria — the cell’s powerhouses — to release more reactive oxygen species, which can damage the DNA …

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Uncategorized Five things to know about loneliness in older adults

Five things to know about loneliness in older adults

Loneliness, an emotional state rather than a mental disorder, can substantially affect the health of older adults, as well as use of health care services. A “Five things to know about …” practice article in CMAJ (Canadian Medical Association Journal) summarizes key points to help clinicians understand the effect of loneliness on older patients. Loneliness …

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Uncategorized Creativity peaks twice

Creativity peaks twice

If you believe that great scientists are most creative when they’re young, you are missing part of the story. A new study of winners of the Nobel Prize in economics finds that there are two different life cycles of creativity, one that hits some people early in their career and another that more often strikes …

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Uncategorized Blood thinner found to significantly reduce subsequent heart failure risks

Blood thinner found to significantly reduce subsequent heart failure risks

Researchers at University of California San Diego School of Medicine found that using blood thinners in patients with worsening heart failure, coronary artery disease or irregular heart rhythms was associated with a 17 percent reduced risk of thromboembolic events, such as stroke and heart attack. Results from the COMMANDER Heart Failure trial were published in …

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Uncategorized Generational Toxicology from Glyphosate

Generational Toxicology from Glyphosate

Washington State University researchers have found a variety of diseases and other health problems in the second- and third-generation offspring of rats exposed to glyphosate, the world’s most popular weed killer. In the first study of its kind, the researchers saw descendants of exposed rats developing prostate, kidney and ovarian diseases, obesity and birth abnormalities. …

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Uncategorized Why empathy is often avoided 

Why empathy is often avoided 

Even when feeling empathy for others isn’t financially costly or emotionally draining, people will still avoid it because they think empathy requires too much mental effort, according to new research published by the American Psychological Association. Empathy, the ability to understand the feelings of another person, is often viewed as a virtue that encourages helping …

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Uncategorized How the brain makes a difficult decision

How the brain makes a difficult decision

New research conducted in the Cognitive Neuroscience group of SISSA shows that a perceptual decision – recognizing an object and taking the appropriate action – is triggered as soon as the brain’s processing networks accumulate the exact right quantity of sensory information. Our sensory receptors continuously collect information from the outside world, allowing us to …

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