A readily available sleep aid has been shown to have a surprising side effect on brain health, seemingly protecting the organ from the buildup of the tau protein – a key biomarker in the development of neurodegenerative diseases including Alzheimer's.

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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.

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Another study has added to the growing evidence linking the cold sore-causing herpes virus with Alzheimer’s disease. It also found that those people who used herpes treatments such as antivirals were 17% less likely to be diagnosed with Alzheimer’s.

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An unusual partnership between a vacuum maker, a race car legend, and the University of Edinburgh is leading to advances in understanding dementia. Their new study using living tissue has revealed the brain's sweet spot for tau proteins.

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A fascinating 2022 study found two common viruses may be working in tandem to trigger the earliest stages of Alzheimer’s disease. The findings were just the beginning of an ever-growing body of evidence implicating viral infections in dementia.

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Consuming an extra six serves of foods and drinks high in flavonoids – such as berries, tea, dark chocolate and, yes, red wine – could safeguard your brain in older age, with researchers finding a link between this plant component and dementia risk.

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