Start here for the basics
Amazon has lots of books on it you can check out to. “The Definitive book of body language” is the current go to book.
We communicate using all of our senses. 90% is nonverbal
Learning to consciously speak and read body language is a huge part of being successful in any area including with women and relationships.
I notice when I coach people on body language the biggest mistake they make is thinking one movement always means the same thing.
For instance some guys think just because a girl is playing with her hair she is flirting with him. Its on the list on mobos link and it is a good link but many of the things on it are so misunderstood they actually are confusing people.
Just like with verbal language a word is just a word until its put into the context of a sentence.
Its the same with body language. Playing with hair is just playing with hair until you read the rest of the body language (the context of the sentence)
So while I like the How to Tell a Woman is Interested In You -- The Master "Indicators of Interest List" its like teaching people a few words of spanish. Doesn’t mean you can speak the langauge.
Here is a interesting one. I have the full documentory on realplayer and will try to figure out how to share it. Here is part of it on Youtude though.
If your really into learning about body language on a whole watch this
Secrets of Body Language | Watch Free Documentary Online
Tisha