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Sydney Stomach Bug Hits US

Dr. Richard Besser discusses the "Ferrari of viruses" that is spreading like wildfire.
1:37 | 01/25/13

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Transcript for Sydney Stomach Bug Hits US
It's actually being called the ferrari of viruses. For the speed at which it's getting so many people sick. Abc's chief health and medical editor, dr. Richard besser is here with what we need to know about the noro virus right now. And we know this has spread through abc. That's right. Big alert from the cdc about this. A new strain of norovirus. Every year, 21 million people get this. 800 people die from this. This strain started in australia. But it is spreading like wildfire around the u.S. It comes on suddenly, typical symptoms of a stomach bug. Most people will do well. But the very young and the elderly, you have to worry about dehydration. And I know you can obviously catch this from infected people. But unlike the seasonal flu, you can get this from food and people who prepare your food. That's right. This is one of the most contagious viruses we deal with. You have to meticulous to avoid getting it. If you live with someone that has it or you're in contact, hand washing is key. This is one where the soap and water is the way to go. Alcohol gels don't really work. You want to clean surfaces with You want to read the label. If it doesn't have bleach, you can mix up bleach and water. And if someone has this, they can't prepare food while they have it or for three days afterwards. It is that contagious. There's no vaccine for this. No vaccine. No real treatment, except fluids. You want to prevent dehydration. Thanks for the warning. Now, to an unusual crime

This transcript has been automatically generated and may not be 100% accurate.

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