The risk of developing Alzheimer’s rises by almost 50 per cent if people have distant relatives with the disease, a new study has shown.
Although it was known that having a parent with dementia raises the risk, new research shows that even distant cousins, great uncles or great-grandparents with the condition should be treated as a warning sign.
Researchers made the link by studying more than 270,000 people from the Utah Population Database, which includes information of Utah pioneers and their descendants dating back to the 1800s.
The database includes death records for all four grandparents and at least six of eight great grandparents.
Researchers found that people with one first-degree relative…