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 ...

Chronically elevated levels of corticotropin-releasing factor (CRF) in transgenic mice overexpressing CRF in the brain (CRF-OE) appear to be associated with alterations commonly associated with major ...

Animals which appear to shimmer and shine may have evolved these qualities as a way to startle predators, new research suggests. Animals which appear to shimmer and shine may have evolved these ...

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 ...