it only lasted about a minute, but then she lays there,
panting, and her muscles relax, and she wakes up, all dazed and starts to purr as loud as she can, rubbing against my legs. (sometimes, she does this, then gets paralyzed and can't walk, and plops onto the ground, and her muscles tense again. i've read on the internet and haven't heard of any other cats doing this.