The pathophysiological process of Alzheimer's disease (AD) begins years, even decades, prior to the time a clinical diagnosis can be established. This long asymptomatic or minimally symptomatic phase ...

In 2019, three researchers studied the way teenagers’ brains react to angry and fearful facial expressions. The teens were also asked to self-report if they bullied others or if they were victimized.

A new study shows how neurochemicals can influence blood vessels. The findings may change how researchers interpret results from functional magnetic resonance imaging studies. The brain is an ...