More than one type of itch

I've been itching to tell you about this . . .

Science News has a great feature article (with a nice diagram) on the different senses of itch, a rapidly expanding area of physiology these days.

An added bonus is a set of links to relevant journal and magazine articles.

Itch
By Laura Sanders
Science News November 22nd, 2008; Vol.174 #11(p. 16)
[Feature article available online]