Transcript for Woman realizes she’s having a stroke during Zoom call
Next tonight, to the life-changing zoom call. A woman who saw herself on camera realized she was having a stroke. Here's zohreen shah. Reporter: It's a zoom meeting that Nebraska mom Ann Tillery won't soon forget. My speech started to slur. And I could see on my screen that my face was drooping. Reporter: Ann was on a work call. I thought it was odd right away. Reporter: She could see it happening. This zoom screenshot capturing the moment. That was me, actively having a stroke, and then I called 911. Reporter: Ann rushed to the hospital. Doctors say it was her quick action and recognition of sudden symptoms including loss of muscle control and slurred speech that saved her life. Time is tissue. And that means your brain tissue and the sooner you get to us, the sooner we can fix it. Reporter: At first Ann's entire left side was paralyzed. But within 24 hours she was up and walking. And tonight, she has a message. I'm doing this so that people can really take a moment and learn how to spot a stroke because so often when we get into a zoom meeting we're worried about the technology. Reporter: Doctors warn stroke symptoms can come on suddenly, like Ann did, you must act quickly. As the doctor said, time is tissue.
This transcript has been automatically generated and may not be 100% accurate.