Transcript for New warning about vaping after lung illnesses
We're going to turn to an urgent new warning about vaping. The health commission of New York state urging everyone to stop using e-cigarettes until investigators can figure out why hundreds have developed lung illnesses. Dr. Jen Ashton is back with this. Feels like we have you every day on vaping. What do we know? Let's talk what about we do know so far, George, about the five deaths. Two of them involved the use of one of them occurred in someone with pre-existing underlying lung disease. The other death occurred in someone with underlying medical conditions. That's what we know. What we don't know whether they were bootleg or counterfeit devices. Whether they were monitored in any way. How much vaping was done. The frequency of exposure. Still active in terms of a medical investigation. Not everyone is going to Right. What should we know about the symptoms? I think that's the key point. If someone is going to continue for vape or use e-cigarettes. Right now, the symptoms are cough, shortness of breath or chest pain. Nausea, vomiting or diarrhea. Fatigue and seek attention. Heed the warning. Absolutely. You say don't do it, but it's a big thing. People have a choice. They need having aware of what the medical consequences can be. Coming up "Fixer upper" stars chip and Joanna Gaines
This transcript has been automatically generated and may not be 100% accurate.