Neuroscience

A group of doctors convened by the Food and Drug Administration decided Tuesday that a new St. Jude Medical heart device to prevent strokes appears safe and effective, after more than 13 years of U.S. clinical research for the Minnesota-invented gadget. By a 15-1 vote, the doctors on the panel said Tuesday that the long-running…

What if you couldn’t move faster even when you wanted to? Researchers thought that the part of the brain that determines how fast we perform voluntary movements, such as walking across a room or playing a melody on the piano, was a bit like a car. It has an accelerator to make movements faster and…

Not being aware of the pulse of our heart might prevent anxiety, EPFL scientists found. Our heart is constantly beating yet we normally do not feel it. It turns out that our brain is capable of filtering out the cardiac sensation so that it doesn’t interfere with the brain’s ability to perceive external sensations. For…

VANCOUVER – A new transcranial Doppler platform that analyzes subtle changes in the cerebral blood flow waveform performed well in detecting sports-related concussion in a cohort study of 238 Los Angeles high school athletes. The investigational headset device was able to differentiate between those with and without a recent concussion 83% of the time, investigators…