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Trouble sleeping may raise your risk of dementia later in life, according to a new 19-year study of over 22,000 middle-aged and older adults in Sweden. Both insomnia symptoms and shorter sleep were linked to higher chances of developing dementia down the road.…
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A new drug recently approved for Alzheimer’s disease aims to treat the underlying cause of the condition by removing amyloid plaques in the brain. Though promising, the drug called aducanumab also comes with potential side effects that require careful monitori…
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How does our brain form intentions and make decisions? Do we have free will? A new study takes a fresh look at a classic Libet experiment to uncover new insights. Key Facts: Researchers tested whether people can accurately report when they formed an intention…
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Scientists have developed a new way to identify hit songs that people will love by measuring listeners’ brain activity responses using machine learning AI. This approach was much more accurate than asking people if they liked each song. Key Facts: Researchers…
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Researchers have found that living according to your values can improve your well-being. But well-being can also help you live by your values. Key Facts: Acting on personal values can boost well-being the next day. Feeling good can help people act on values th…
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The human brain goes through major changes as we grow from babies to adults. Scientists are interested in mapping out these changes to understand when and where the brain is most flexible to new experiences during development. Knowing when the brain is most fl…
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A new study finds that drinking a small amount of caffeine in the morning may improve alertness, memory, and attention in healthy young men. The caffeine dose was equivalent to about one cup of coffee. Key Facts: 25 healthy young men drank either a placebo or…
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Experiencing chronic stress or taking addictive drugs like cocaine can change your brain and behavior in similar ways, making you prone to anxiety or addiction. Key Facts: Chronic stress and chronic drug abuse both impair the striatum, which can make people be…
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A new study found that taking a brief 15-minute walk outside provides more cognitive benefits compared to walking indoors. Specifically, the research showed that a short outdoor walk boosted attention, while an indoor walk did not. This highlights the importan…
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A new study in mice shows how the immune system may play a role in the early gastrointestinal symptoms of Parkinson’s disease, decades before movement problems develop. Researchers found that injecting a specific piece of the alpha-synuclein protein into genet…
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