Variations in a gene that regulates the brain chemical dopamine may help explain why some people are more prone to anxiety than others, a new study suggests. Subscribe to read this story ad-free Get ...

This story is from The Pulse, a weekly health and science podcast. Subscribe on Apple Podcasts, Spotify or wherever you get your podcasts. Sometimes, I wish I had a sign on my chair, as if I were a ...

The acoustic startle response is an unconditional reflex manifested as a rapid contraction of facial and skeletal muscles in response to a sudden and intense startling stimulus. Translational research ...

The SR-LAB startle response system is the world's most popular startle reflex research tool for assessing fear-potentiated startle (FPS), pre-pulse inhibition (PPI), and startle habituation. SR-LAB ...