When you're mentally exhausted, your brain might be doing more behind the scenes than you think. In a new study using functional MRI, researchers uncovered two key brain regions that activate when people feel cognitively fatigued—regions...
USC researchers have found a promising new brain scan marker that could better detect Alzheimer’s risk — but only for some. The tau-based benchmark works in Hispanic and White populations when paired with another Alzheimer’s protein,...
A simple blood test could reveal which early Alzheimer’s patients are most at risk for rapid decline. Researchers found that people with high insulin resistance—measured by the TyG index—were four times more likely to experience faster...