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Exploring spider venom’s dual attack

Exploring spider venom’s dual attack

Spider venom research has so far focused on a relatively narrow area. Now, a group of scientists in Switzerland has dug a little deeper to find out exactly how deadly it is. Could the secrets of spider venom help design new drugs? Animal venom has long been used in medicine. While the industry used to […]

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Study finds evidence of ‘clear relationship’ between appendectomy and Parkinson’s

Study finds evidence of ‘clear relationship’ between appendectomy and Parkinson’s

An analysis of the health system records of more than 62 million people in the United States has found a link between appendix removal and raised risk of developing Parkinson’s disease. Is there a link between having an appendectomy and developing Parkinson’s disease? The researchers compared data on people who had undergone an appendectomy, or […]

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Muscle-building protein shakes may threaten health

Muscle-building protein shakes may threaten health

The protein shakes that health supplement stores sell, which people sometimes buy as a dietary aid to build muscle mass, may not actually be safe for health in the long run according to a new study in mice. Could protein shakes negatively affect health in the long run? Many fitness protein powders that are commercially […]

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Why does insomnia worsen distress of unpleasant memories?

Why does insomnia worsen distress of unpleasant memories?

For people with insomnia, sleep does not reduce the shame of an embarrassing experience. For them, the distress does not fade; in fact, it can get worse with recall. Why does insomnia make it hard to move past distressing experiences? This was one of the findings of a new study from the Netherlands Institute for […]

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How religious experiences may benefit mental health

How religious experiences may benefit mental health

A survey of thousands of people suggests that mystical experiences positively affect a person’s mental health, regardless of whether they are naturally occurring or a result of psychedelic drugs. New research suggests that having deep religious experiences may significantly improve people’s mental health. Religion may have a wide range of health benefits, research suggests. For […]

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How might obesity affect the brain?

How might obesity affect the brain?

The link between obesity and the brain is a fascinating topic that scientists have only recently begun to explore. New research adds important pieces to the puzzle. Researchers have used MRI scans to examine the brains of people living with obesity. From the size and functionality of the brain to specific neuronal circuits, recent studies […]

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Scientists confirm blood test could track Alzheimer’s disease

Scientists confirm blood test could track Alzheimer’s disease

A long-term study supports earlier suggestions that testing the blood for levels of a certain protein could be a noninvasive way to track the progress of Alzheimer’s disease. Detecting a protein in the blood could track the progress of Alzheimer’s onset. The protein is called neurofilament light. It spills out of damaged and dying nerve […]

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What to know about Piaget’s stages of cognitive development

What to know about Piaget’s stages of cognitive development

Piaget’s stages are a theory of how a child’s cognition — meaning their knowledge and understanding about the world — develops between birth and adulthood. Jean Piaget was an early psychologist who specialized in child development from the 1920s onward. Piaget developed his theories by watching children and making notes about their progress. The core […]

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How the brain adapts to hear better after vision loss

How the brain adapts to hear better after vision loss

Both scientific studies and anecdotal evidence have suggested that people who experience vision loss often develop a more enhanced sense of hearing. So what happens inside the brain? New research investigates. What happens in the auditory cortex of a person with early vision loss? According to the World Health Organization (WHO), around 1.3 billion people […]