Short Description
A father from Utah wakes from surgery speaking fluent Spanish, a phenomenon linked to a rare neurological condition known as Foreign Language Syndrome—a captivating case that challenges our understanding of the brain.
Read Time
4 minutes and 15 seconds
Main Article
In a fascinating account, Stephen Chase, a 33-year-old father from Utah, has bewildered doctors and his family alike by waking from surgery speaking fluent Spanish—despite previously knowing only basic phrases. This intriguing phenomenon has been attributed to a rare neurological condition called Foreign Language Syndrome (FLS). This condition typically causes individuals to involuntarily switch from their native language to a second language for a limited time, raising questions about how our brains store and access language.
Chase’s journey with this unusual condition began at the age of 19, after a knee surgery for a football injury. Upon waking, he spoke Spanish to medical staff, leaving them confused. Despite having taken only beginner Spanish classes in high school, this sudden fluency lasted for about 20 minutes. Subsequent surgeries, including a septoplasty, also triggered this remarkable response, prompting Chase to inform medical personnel in advance about his unique condition. “In my head, I was just speaking,” he shared. “I can’t understand why they don’t understand me.”
The Foreign Language Syndrome has notable links to medical events like strokes or surgeries, with Chase’s case being particularly unique due to its recurrence over more than a decade. Medical literature reports that such episodes are rare; fewer than twelve confirmed cases of FLS have been documented. Most of these cases involved individuals who were not bilingual and switched to a language they learned later in life. Chase’s experiences not only highlight the oddities of neurological conditions but also bring attention to the brain’s potential to access stored information in extraordinary ways.
Experts believe factors such as prior exposure to the Spanish language may contribute to the phenomenon. Growing up around Hispanic culture and later spending time in Chile enhanced his familiarity with Spanish. However, his post-surgical fluency was different, resembling an almost native-level grasp of the language. “It’s interesting what the brain has stored up that we’re not able to tap into,” Chase remarked, emphasizing the complexities of cognition and language retention.
Short Summary
Stephen Chase’s recurring experience of waking up from surgery speaking fluent Spanish sheds light on Foreign Language Syndrome, a rare neurological condition. This case, alongside its implications for understanding language fluency, exemplifies the brain’s hidden capabilities and the importance of cultural exposure in language acquisition.

