Transcript for New Warning on Zika and the 2016 Summer Olympics
Now to that new warning about the zika virus. An article in the Harvard public health review saying holding the 2016 games in Rio could create a now calling for them to move location or even be postponed. ABC's Dr. Richard Besser is here with more. So tell us a little more about this assessment. five strong reasons why he thinks they should be moved. Rio is in the heart of the outbreak. Not in the periphery, the worse than previous strains and causes those severe birth defects in babies. The increase in tourism is going to spread the virus. Half a billion people coming in and going back to their countries will spread it and shorten the time that public health officials have to create new ways to prevent this in those countries where it comes back and it's irresponsible to hold the games. The U.S., the major league baseball moved two baseball games out of Puerto Rico for this very reason to prevent the spread of disease. What do you think about this assessment. You know, as a public health person I know the last thing you want during an outbreak is a lot of people coming in because it will spread it faster. But I don't think the games are going to be moved or postponed. I think the focus needs to be on making sure pregnant women don't go and those who go use repellant. A new report about symptoms for zika. If you've been to a place where zika is spread be, be alert. The first is a rash, usually itchy, you can also have fever, joint pain and bloodshot eyes. If you've been to one of these places within the past two weeks and you get those symptoms go ahead and get tested. Quick reminder what we can do to prevent the spread. Yeah, you want to do it now before mosquito season. Repair your screens and gutters and get rid of free standing water around your home and stock up on repel apartment because when mosquito comes you want to use that protection. Thanks.
This transcript has been automatically generated and may not be 100% accurate.