Who wants their computers to get infected with virus? They could really mess up your computer to the point that you just want to burn it or throw it on the window. It infects your programs and files, alter the way your computer operates or stop it from working altogether. In this clip, SciShow dig in to the five horrific viruses that’ll make even the worst summer cold look like a sniffle. Watch this clip and be geared up with the right knowledge on how to deal with computer a virus.