Transcript for 17-year-old boy is youngest person in US to die from COVID-19
I'm joined now by Matt gunman in that you report that a coded nineteen patient Terry chased Lee felt better then fell sick again is that something that you're hearing about waves of illness. We are people calling at the roller coaster effect where. They think that they're on the mend maybe a week or ten days or two weeks after first getting symptoms and then a few days after that. To get wallop to again by this virus again. Is it a very difficult thing to grapple with and doctors are still learning how this virus behaves. And it wouldn't know that loss of smell although also heard loss of taste those are symptoms that are believed to be associated with this virus. They are at it that's one of the things and so a surprising about this virus but doctors say it's actually not. That surprising that. Barry symptoms are we've heard people having. Vomiting and nausea and headaches and back gates and obviously pneumonia eventually but we're Ellis told here Providence Saint Joseph medical center is. Essentially that. The virus attacks your entire system. And by doing that it it is sixty. Since your immune system on hyper drive it over reacts and attacks your own body and that's why we're seeing some Barry symptoms. For this particular virus. Hopefully at some point we can't get a vaccine and those treatments that we know will work. But I Matt Gutman thank you for your reporting.
This transcript has been automatically generated and may not be 100% accurate.