Articles on brain function

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Low blood pressure may cause problems for many older people. Satyrenko/

Low blood pressure could be a culprit in dementia, studies suggest

Researchers are looking for ways to determine who's most at risk for dementia and also ways to detect it early. A scientist who has studied low blood pressure makes a case for a link between the two.
A new study on consciousness could help answer the question"will they ever wake up?“ create jobs 51/

Will they ever wake up? New study on consciousness after brain injury shows ‘maybe’

Consciousness has long been debated, particularly in the decades since devices have been used to keep people alive after brain injury. A new study suggests that some people can "wake up" after injury.
Southpaws seem to be more common among cats and dogs than humans. Eric Isselee/

I’ve always wondered: can animals be left- and right-pawed?

The animal kingdom is full of lefties and righties, although rarely is the ratio skewed as much as it is in humans. If you're wondering about your own pet, you can find out with a simple experiment.
A hallmark of Alzheimer’s disease is gradual deterioration of memory. Roman Kraft/Unsplash

What causes Alzheimer’s disease? What we know, don’t know and suspect

Alzheimer's disease is the most common form of dementia, but treatments are still far from successful in clinical trials. Here is what we know about the disease, and what is yet to be uncovered.
Does your mum list all your siblings’ names before she gets to yours? Don’t worry, she doesn’t love them more. from

Peter, Paul, Kylie … David! Why we forget family members’ names

How often has your own mother forgotten your name? Does she ever cycle through the names of each of your siblings – and perhaps even the family pet – before getting to yours?

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