Here's a website with good detail on Trigger points

http://www.triggerpoints.net/

and some more from our useful sticky thread post #1

Triggerpoints and referred pain and stretching:
http://www.pressurepointer.com/pain_reference_chart.htm
http://www.triggerpointbook.com/index.html
http://triggerpoints.net/_sgg/m1m1_1.htm
http://altmedicine.about.com/library...ressure+points
http://www.drlowe.com./triggerpoint.htm
http://www.bodymindresources.com/car...horaciclab.htm
http://www.erikdalton.com/articleduramater.htm
http://deeptissue.com/articles/articles.html
http://www.edgelow.com/
http://www.rossiter.com/aboutus/tellmemorerossiter.asp
http://www.egoscue.com/htdocs/index.asp

the links didn't carry over - here's the post w/active links
http://neurotalk.psychcentral.com/post388-1.html