Cognitive functioning

A protein found in our cells has emerged as a secret weapon against biological aging, acting like a glue to repair damaged DNA and ward off neurological degeneration including that seen in motor neuron, Alzheimer’s and Parkinson’s diseases.

A new study has found that diet-driven weight gain triggers impaired cognitive functioning an symptoms of anxiety, adding to the growing body of evidence that there's an intrinsic biological link between our gut health and our mental health.

Men who carry two copies of a common genetic variant are twice as likely to develop dementia than women with the same mutations. This discovery may now lead to early detection and novel interventions to block how these variants impact the brain.

A personalized facial e-tattoo wirelessly monitors the brain and can tell when it’s being overworked and can use the data it collects to predict mental overload, according to a new study. The tech could help us maintain a productivity sweet spot.

The first blood test for Alzheimer's disease detection has been green-lit by the US Food and Drug Administration, providing a simpler, quicker and less invasive method of diagnosis and speedier intervention. It's a milestone moment for medical science.

If you need an excuse to turn off the laptop over the weekend or rein in overtime, scientists have linked working extended hours to changes in parts of the brain linked to emotional regulation, working memory, attention and decision-making.

Sleeping long has a negative effect on brain performance, especially in people who are depressed, according to the findings of a new study. It suggests that sleep might be a modifiable risk factor for cognitive decline in people with depression.

A sour, tangy cherry most commonly used in baking has a lot of new fans in 2025, celebrating its broad health benefits. We look into its purported ability to relieve pain, gout and gut inflammation, as well as lower blood pressure and promote sleep.

We all know the many health effects that a diet high in saturated fat and refined sugar has on our bodies. Now, in the first study of its kind on humans, scientists find that it may also be negatively impacting our ability to navigate and learn.

What does gut fermentation and neuroinflammation have in common? A lot, according to new research that uncovers how the post-stroke microbiome directly influences brain health and recovery. It opens the door to new ways of restoring cognitive function.

More than a million people of nearly all ages lace up their trainers and hit the pavement in a marathon every year. And while running has a suite of health benefits, a long-distance race may not be such good news for the brain in the weeks that follow.

A long-term trial has found that a discontinued drug halved the onset of a genetic form Alzheimer's, from all but 100% to 50%. Buoyed by the results, scientists are now trialing anti-amyloid medication as a preventative for all types of the disease.