Brain hygiene: how we can modify dementia risk factors

Everyone wants to know how to avoid dementia. Emily Dunn finds out that doctors might be able to help by treating mid-life hypertension and encouraging a sensible lifestyle

Dementia is considered the greatest global challenge for health and social care in the 21st century, and perhaps our most significant trade-off for longevity.

With about 47 million people worldwide living with dementia — a number predicted to triple by 2050 — and effective treatments proving elusive, attention is shifting to how dementia can be prevented.

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