A car backfires, and your shoulders jump. A shadow moves, and your eyes fly open before your brain catches up. That dramatic ...

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 ...

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 ...

You may have noticed your baby being startled or reacting suddenly when you're trying to put them down to sleep. This is the Moro reflex, one of several normal reflexes that healthy babies are born ...