Largest-ever global smartphone study reveals surprising use patterns

A new study from a team of researchers in Canada is offering one of the largest portraits to date of global smartphone use. Surveying thousands of people across nearly 200 countries the study found unexpectedly consistent use patterns that challenge cu… Continue reading Largest-ever global smartphone study reveals surprising use patterns

Insulin may be key to the link between obesity and dementia

High-sugar diets may be disrupting the brain's ability to clear out toxic proteins, leading to the development of neurodegenerative diseases

A compelling new study from scientists at the Fred Hutchinson Cancer Research Center is pointing to a possible mechanism linking obesity with neurodegenerative diseases. The detailed work in fruit flies suggests diet-induced insulin resistance can impair the brain’s ability to clear out neuronal debris and contribute to the development of diseases such as Alzheimer’s.

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The weird science behind the antidepressant effects of sleep deprivation

We know poor sleep is often associated with deteriorating physical and mental health but for decades scientists have reported a strange phenomenon whereby acute sleep deprivation actually leads to antidepressant effects. For a short time following just… Continue reading The weird science behind the antidepressant effects of sleep deprivation

All variants of COVID-19 virus can infect the brain, study finds

Several years after the emergence of SARS-CoV-2, the virus that causes COVID-19, researchers still face plenty of unanswered questions. For example, we know COVID is associated with a variety of neurological symptoms, both short- and long-term, but it … Continue reading All variants of COVID-19 virus can infect the brain, study finds

Evidence of menopause in wild chimps upends ideas around human evolution

Other than a few species of whale, humans are the only mammals that consistently demonstrate the unusual phenomenon of menopause. Most animals maintain their reproductive ability for the vast majority of their lifespan. Humans are big outliers, with fe… Continue reading Evidence of menopause in wild chimps upends ideas around human evolution

Research uncovers why antidepressants can take weeks to start working

Using a new kind of neuroimaging tool, researchers have uncovered evidence to help explain how antidepressant medications work, and why they take so many weeks to kick in.Continue ReadingCategory: ScienceTags: Depression, Neuroscience, Brain, Drugs Continue reading Research uncovers why antidepressants can take weeks to start working

How inflammation in early childhood can lead to autism and schizophrenia

New research from a team at the University of Maryland School of Medicine (UMSOM) has for the first time shown how inflammation in early childhood can affect brain development and contribute to the risk of autism spectrum disorders (ASD) and schizophre… Continue reading How inflammation in early childhood can lead to autism and schizophrenia

New findings challenge ‘hygiene hypothesis’ behind allergy development

Does early childhood exposure to a broad variety of germs and bacteria make one less likely to develop asthma and allergies? A new animal study challenges this popular idea, finding diverse microbial exposure when young may have little effect on allerg… Continue reading New findings challenge ‘hygiene hypothesis’ behind allergy development