Early identification and treatment of Alzheimer’s disease need the use of trustworthy and cost-effective screening technology. Researchers at Sweden’s Karolinska Institutet discovered that the quantity of tau, a protein that plays an important role in the development of severe dementia, is linked to a kind of sugar molecule in the blood. The study, which is published in Alzheimer’s & Dementia, can pave the way for a simple screening procedure able to predict onset ten years in advance.