Do random popups appear on your screen while you aren't even browsing? Did your spyware detection software start failing you? Has your computer spontaneously become much, much slower? Well, then you probably have a virus, a trojan, or spyware.
What does mean, you ask? It means it is time to take action! Your computer can be fast again! With a few steps, a couple of (safe!) downloads, and a bunch of deleted infections, you can enjoy a virus-free computer.