Turned up or down: Slight changes in the mouth can also be subtle indicators of what a person is feeling. Inability to make direct eye contact can indicate boredom, disinterest, or even deceit — especially when someone looks away and to the side.
Some common things you may notice include whether people are making direct eye contact or averting their gaze, how much they are blinking, or if their pupils are dilated.
This means keeping your arms uncrossed and open, offering a genuine smile whenever feasible and appropriate, avoiding distance from your date, and even showing your palms. That's actually a good sign. Taken together, are their nonverbal cues consistent—or inconsistent—with what their words are saying?
What is body language?
When you are trying to read body language, try to notice some of the signals that a person's posture can send.