'MyDoom' Email Worm Spreading Quickly If you've checked your email lately, you're probably familiar with the MyDoom Email Worm. I've received over 200 infected emails today. It's a bad one, and it's spreading fast. Update your antivirus software immediately. If you don't have a good antivirus software packagae, you can download AVG Anti-Virus for free or you can perform a free online scan at Trend Micro's site.