World’s oldest vertebrate brain found in 319-million-year-old fossil

The fossilized skull of a fish, with a penny for scale, contains the oldest preserved brain of a vertebrate at 319 million years old

Most of what we know about ancient extinct animals comes from their bones, since soft tissues don’t usually fossilize well. But now, scientists have discovered the oldest preserved vertebrate brain, in a fossilized fish almost 320 million years old.

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Category: Biology, Science

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Brain activity could predict who is most likely to get PTSD

When it comes to post-traumatic stress disorder (PTSD), much of the clinical research focuses on improving the condition rather than predicting it. However, a new study carried out at Tufts University has just uncovered a brain marker that seems to sho… Continue reading Brain activity could predict who is most likely to get PTSD

COVID during pregnancy linked to placental damage and fetal haemorrhages

The implications of the findings of two new studies are unclear as it will take several years before neurodevelopmental issues may appear in children exposed to SARS-CoV-2 in utero

Two recently published studies have highlighted the potential impact of SARS-CoV-2 infections during pregnancy. The studies found placental abnormalities and fetal haemorrhages could be associated with COVID during pregnancy. Researchers are now monitoring children exposed to the virus prenatally to investigate whether there are long-lasting neurodevelopmental effects.

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Category: Health & Wellbeing, Lifestyle

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Big study uncovers 22 links between viral infections and brain disease

A new study cannot determine a causal relationship between viral infections and neurodegenerative disease, but there is a correlation

New research looking at health records from nearly half a million people has identified 22 different associations between viral infections and neurodegenerative diseases. Influenza, encephalitis and other viral infections all were linked to increased rates of brain diseases such as Parkinson’s, Alzheimer’s and MS.

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Scientists home in on 6 lifestyle choices that can slow memory decline

A study following nearly 30,000 older adults for more than 10 years has found six key healthy lifestyle factors can significantly reduce memory loss in old age. The findings revealed those adults engaging in between four and six of the healthy lifestyl… Continue reading Scientists home in on 6 lifestyle choices that can slow memory decline

Rat brains lose the ability to regulate calories after a high-fat diet

From feeding cancer cells to triggering depression, there are a host of reasons why a high-fat diet isn’t optimal for human health. Now, researchers at the Penn State College of Medicine have added another discovery to the long list of adverse effects … Continue reading Rat brains lose the ability to regulate calories after a high-fat diet

First-of-its-kind study shows how traffic pollution impairs brain function

Researchers in Canada have, for the first time ever, demonstrated how acute exposure to traffic pollution can immediately impair human brain function, offering unique evidence of the connection between air quality and cognition. Healthy adults were exp… Continue reading First-of-its-kind study shows how traffic pollution impairs brain function

Experimental device breaks up blood clots using twisted ultrasound

It goes without saying that if someone has a blood clot in their brain, that clot should be cleared as soon as possible. An experimental new transducer could help, as it uses swirling waves of ultrasound to break up blood clots much faster than existin… Continue reading Experimental device breaks up blood clots using twisted ultrasound

VR used to treat anxiety in adults with disabilities

A first-of-its-kind study has found adults with neurodevelopmental disabilities may experience improvements to symptoms of anxiety and depression after using specially designed virtual reality sensory rooms.Continue ReadingCategory: Virtual Reality, Te… Continue reading VR used to treat anxiety in adults with disabilities

Buddhist monk microbiome study reveals impact of meditation on gut bacteria

In a first-of-its-kind study, researchers have trekked to several remote Tibetan Buddhist temples to study the gut microbiomes of meditating monks. The findings suggest the long-term practice of deep meditation could positively impact gut bacteria comp… Continue reading Buddhist monk microbiome study reveals impact of meditation on gut bacteria