At about 3:30am this morning, I woke up with a fairly bad panic attack. I haven't had one in about a year, so it seems really weird that I had one.
For those of you who don't know what a panic attack is, I suggest you read this.
Archive.org link for the one that 404's above: https://web.archive.org/web/20040402085700/http://www.anxietypanic.com/whatispd.html
In clickable form: link