4 simple blood tests may spot signs of dementia earlier than other tests ^35.7%

Medical News Today - By Amy McLean - 7/4/2026, 8:00 AM

Appeal to Authority 35.3% - Optimism Bias 27.3% - Post Hoc (False Cause) 15.3%

Medical News Today has collated its recent coverage around blood tests for detecting dementia early, which could aid diagnosis years before symptoms appear. One study suggests that a blood test could help predict the risk of dementia in older women up to 25 years before the onset of symptoms. Another study finds that a blood test that... more