Medically reviewed by Jonathan B. Jassey, DO Key Takeaways The Moro reflex is a startle response in babies that makes their arms extend and retract. Newborns grow out of the Moro reflex within the ...

Human beings are born with innate reflexes that come from deep within our primitive brain. As the prefrontal cortex develops within the first year of life these reflexes disappear from the central ...

We all have reflexes. They are a type of involuntary movement or action that occurs in response to a stimulus. When you go to the doctor and they hit your knee with a light hammer, your leg ...

Doctors test for them within minutes of birth, because these simple motions reveal complex brain development. Primitive reflexes show how deeply survival is written into our biology. Dodgers great ...