Scientists have a new method for detecting dementia: the Brain Age Index (BAI). It measures the difference between chronological age and “brain age” by looking at brain activity during sleep; a high brain age compared to chronological age may indicate dementia or the potential for dementia. “This is an important advance, because before now it has only been possible to measure brain age…with magnetic resonance imaging, which is much more expensive, not easy to repeat, and impossible to measure at home,” notes one of the researchers.
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New imaging tools are allowing scientists to learn more and more about the brain. And one of the things they can now show is the incredible diversity of the human…
Each of the five senses collects information and sends it to your brain. This is how we can see, hear, taste, feel, and smell the world around us. Your senses…