Early illness, congenital conditions, surgery, or hospitalization can shape how the nervous system responds to stress later in life, even without conscious memory. As a trauma therapist in San Diego, I work with adults who experience anxiety, hypervigilance, or medical fear rooted in early medical trauma. This article explores how implicit memory works, why later medical events can feel especially intense, and how trauma-informed therapy can help adults heal from early medical experiences with compassion and care.