Tag Archives: brain

Middle Aged Stress Associated With Smaller Brain Size And Poor Memory

Research has found that middle-aged individuals in their forties and fifties with elevated cortisol levels, a hormone associated with stress, perform worse on cognitive and memory tasks compared to individuals of the same age who have average levels of cortisol. Elevated blood cortisol levels were also linked to smaller brain volumes. One factor that’s getting… Read More »

A Brain Scientist Who Studies Alzheimer's Explains How She Stays Mentally Fit

If you like sudoku, go ahead and play. But staying sharp means using many parts of your brain. Yasuyoshi Chiba/Getty Images hide caption toggle caption Yasuyoshi Chiba/Getty Images If you like sudoku, go ahead and play. But staying sharp means using many parts of your brain. Yasuyoshi Chiba/Getty Images As a specialist in Alzheimer’s prevention,… Read More »

Study: Limiting kids' screen time improves brain function

Cutting back on screen time, along with the right amount of sleep and physical activity, is linked to improvements in cognition among children, a study suggests. The observational study analyzed data from a broader study funded by the National Institutes of Health, focusing on 4,500 children ages 8 to 11. Researchers compared time spent on… Read More »