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 first two months of life. The absence or extreme presence of ...

Difficulty making eye contact. Freezing up in new places. Being sensitive to loud noises or changes in plans, and ...

The startle response is a sudden, reflex-like response to an unexpected stimulus, such as a loud noise or bright light. It is an unlearned and largely unconscious defense mechanism shared by animals ...