Secrets of Sexual Body Language
you need to observe four separate sexual body language cues to be sure someone is interested in you. Keep your eyes on everything, including hair, face muscles, skin, eyes, mouth, legs and even toes for potential signals. You may see many of these cues when you're with friends, which is natural, but just because you've seen the right kind of smile doesn't mean that he or she is hoping to hook up.
Men and women unconsciously shrug or "flash" their shoulders when they find another person attractive. Women use the shoulders as a tease: "It can be subtle or obvious and can include the hand touching or moving over the skin of the shoulder.*" Men, on the other hand, will often use their shoulders to set territory and block other potential suitors.........