Add Yahoo as a preferred source to see more of our stories on Google. Finger-prick blood tests and online brain checks may help identify dementia risk earlier from home, Exeter researchers report.

There is no cure for dementia, and as the condition progresses, the patient may not be able to recognize loved ones.

A blood sample small enough to come from a finger prick, paired with a set of online thinking tests, may offer a new way to sort who faces the greatest risk of dementia. This approach could do so ...