Vital Signs meets Dr. Laura Ann-Petitto who has spent four decades researching speech and language. Dr. Sanjay Gupta reports.

Neuroscientist’s quest to understand language
Sep 14, 2015 | 4:34 PM

Abilene, TX, USA
94 °F Sunny
Question of the Day
Over a third of adults say in a recent survey that they know how their day will be within the first 10 minutes of the start of it. Â True for you?
Yes, pretty much.
No, takes longer than that to know how the day will be.
Voting Ends: Jul 8, 2025 | 6:10 PM