Brain

A Brain Chemical Helps Neurons Know When to Start a Movement

A Brain Chemical Helps Neurons Know When to Start a Movement

By washing through the brain, neuromodulators “allow you to govern the excitability of a large region of the brain more or less in the same way or at the same time,” said Eve Marder, a neuroscientist at Brandeis University widely recognized for her pioneering studies on neuromodulators in the late 1980s. “You’re basically creating either …

A Brain Chemical Helps Neurons Know When to Start a Movement Read More »

Brain scans may reveal a lot about mental illness, but not until studies get bigger

Brain scans may reveal a lot about mental illness, but not until studies get bigger

New research finds that previous studies of mental illness using brain scans may be too small for the results to be reliable. Andrew Brookes/Getty Images/Image Source hide caption toggle caption Andrew Brookes/Getty Images/Image Source New research finds that previous studies of mental illness using brain scans may be too small for the results to be …

Brain scans may reveal a lot about mental illness, but not until studies get bigger Read More »