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Blood Tests Predict Disease Years Early
20 Nov
Summary
- Blood profiles can now predict diseases like cancer and dementia early.
- Half a million volunteers' blood samples created detailed physiological snapshots.
- New tests shift healthcare focus from treatment to early prevention.
A massive study analyzing blood samples from 500,000 volunteers has led to the development of new diagnostic tests capable of predicting diseases, including cancer and dementia, up to a decade before symptoms manifest. The project, by UK Biobank, generated detailed molecular profiles of individuals by measuring almost 250 substances like proteins, sugars, and fats.
These complex profiles offer a comprehensive snapshot of a person's physiological state, influenced by genetics, lifestyle, and environment. Researchers believe these predictive capabilities will revolutionize healthcare, enabling a move from reactive treatment to proactive disease prevention. Early identification of health risks allows for timely advice and interventions.
Scientists are already using these profiles to predict conditions like dementia, aiming to intervene 10 to 15 years in advance. The data also reveals insights into how sex influences aging and age-related diseases, potentially impacting medication efficacy. This extensive dataset promises to accelerate the discovery of new warning signs and understanding of disease progression.
