Body Language Cues That Signal Danger (and How to Send Your Own Safe Signals)
16. The Liar's Tell: Touch and Grooming

When people are uncomfortable or being dishonest, they often engage in "self-soothing" behaviors that are subtle but telling. These can include frequent touching of the face or neck, adjusting clothing, or fidgeting with hair. This is the body's way of trying to calm itself down from the stress of deception. A person might repeatedly rub their nose, stroke their chin, or adjust their collar. These are not conscious decisions, but rather subconscious actions that can signal discomfort, anxiety, or a lack of candor. Being aware of these behaviors can give you a better sense of a person's sincerity and trustworthiness.
17. The Subconscious Mirror: A Gauge of Rapport

Mirroring is an often-unnoticed aspect of body language where people subconsciously imitate the gestures, posture, or speech patterns of those they feel a connection with. If a conversation is going well and two people are building rapport, you might notice they are both leaning in, using similar hand gestures, or adopting the same leg crossing position. This mirroring is a positive sign of mutual comfort and agreement. Conversely, a lack of mirroring or a deliberate breaking of it can signal a disconnect or a lack of trust. It's a powerful tool for gauging a relationship's health without a single word being spoken.