I get this stuff all the time. The people that forward these emails think there doing you a favor, but all their doing is just burning up bandwidth on the net. Please check out these warnings and just because it states, "send to everyone in your address book" don't do it.
Read this
This ought to go without saying, but it's probably worth repeating for good measure: Never click on links in unsolicited emails or open unknown file attachments unless you're reasonably sure they're legitimate. That is how most network viruses are transmitted. Don't click on everything you see !